The Church Fathers on this verse

Exodus 15:25Meaning & Commentary from the Church Fathers

But he cried to the Lord, and he shewed him a tree, which when he had cast into the waters, they were turned into sweetness. There he appointed him ordinances, and judgments, and there he proved him,

Douay-Rheims

וַיִּצְעַ֣ק אֶל־יְהוָ֗ה וַיּוֹרֵ֤הוּ יְהוָה֙ עֵ֔ץ וַיַּשְׁלֵךְ֙ אֶל־הַמַּ֔יִם וַֽיִּמְתְּק֖וּ הַמָּ֑יִם שָׁ֣ם שָׂ֥ם ל֛וֹ חֹ֥ק וּמִשְׁפָּ֖ט וְשָׁ֥ם נִסָּֽהוּ׃

Hebrew (Masoretic text)

The Church Fathers on this verse

16 Church Fathers comment on this verse

Cyrill of Alexandria

5th centuryChurch Father

On Exodus 15:22-27 - Concerning Marah and the tree revealed to the revered Moses

The Israelites, after their liberation from the harsh burdens of slavery in Egypt, traversed the sea as if on dry land, an effortless crossing made possible by the waters that stood firm as divinely commanded barriers. Witnessing Pharaoh and his army's destruction, those who had previously tormented them met their tragic end, prompting the Israelites to sing praises to the Lord. They uplifted their voices in gratitude, proclaiming, "I will sing unto the Lord, for He is highly exalted; He hath cast horse and rider into the sea. The Lord is my strength and my song; He has become my salvation" (Exodus 15:1-2). This profound miracle served a greater purpose, as the God of all mankind, having shown them numerous signs in Egypt, led them through the sea. This act was intended to solidify their faith, distinguishing Him from the false deities crafted by human hands, made of wood and stone. He, as Lord of all, commands creation to act according to His will, effortlessly fulfilling His decrees.

To instill a deeper sense of wonder and benefit in them, He directed them to proceed with abundant resources toward the land promised to their ancestors, under the guidance of the wise Moses. The Scriptures will delineate what transpired next. It is recorded that Moses guided the Israelites from the Red Sea into the wilderness of Shur; they traveled three days without finding water, and upon reaching Marah, they discovered the waters there to be bitter, leading them to name the place Marah. Frustrated, the people grumbled against Moses, asking, “What shall we drink?” Moses sought the Lord’s aid, and the Lord showed him a tree. When he cast the tree into the water, it transformed, and the bitter waters became sweet. There, God established for the people a decree and a regulation, testing them, saying, “If you will diligently listen to the voice of the Lord your God, and do what is right in His sight, and give ear to His commandments, and keep all His statutes, I will put none of the diseases upon you that I brought upon the Egyptians; for I am the Lord your healer." They then arrived at Elim, where there were twelve springs and seventy palm trees, and they camped there by the waters (Ex. 15:22-27).

Notice how wisely God does not allow them to indulge in joy too easily. He refrains from letting them grow idle, knowing that if they quickly forget the One who liberates, they might relapse into the errors of the Egyptians. Indeed, toil and hardship lead us to God. As the prophet states, "Lord, in distress, they sought You; they poured out silent prayers when Your discipline came upon them" (Isaiah 26:16). Similarly, the Israelites, journeying through a vast and parched land, found themselves in dire need. After their thirst lingered for three days, they struggled to find any water, and upon discovering Marah, they realized the water was bitter, offering no hope to quench their thirst. In their distress, they complained, and Moses was troubled by their lamentation. However, when the all-knowing God revealed the tree to him, its addition to the bitter water caused it to become sweet. Having drunk from this revitalized water, they marveled at God's miraculous sign and set their camp by the twelve springs and seventy date palms. There, they experienced joy.

In faith alone resides the way of salvation, as God has conveyed through types and shadows. This is why He commanded the lamb to be sacrificed in Egypt, to assure them that those marked by blood would be spared from death inflicted upon the firstborn. Some might rightly inquire if this was not a preparation for faith. How could death fear the slaughter of a lamb? This act symbolizes a deeper sacrament; Christ, through His precious blood, redeems those sanctified in faith, granting them victory over the corruption of death.

The significance of the events at Marah can be further elaborated. The water there symbolizes the Divine Word. Just as regular water sustains the body, the Divine Word, when it touches the heart, nourishes the soul. Therefore, Christ called out to the crowd, “If anyone thirsts, let him come to Me and drink” (John 7:37). To the Samaritan woman, He said, “Everyone who drinks of this water will thirst again, but whoever drinks of the water that I will give him will never thirst again” (John 4:13-14). After abandoning the idolatrous practices of Egypt, the Israelites embarked on their journey to fulfill God's will. However, they had not yet matured enough in spirit, nor tasted the heavenly waters but found themselves spiritually parched. Upon reaching Marah, they could not drink the bitter water (Ex. 15:23). Yet, once Moses placed the tree into the water, its natural bitterness was transformed.

What, then, is the significance of "Marah"? I would suggest that it represents the letter of the law, which is indeed bitter as it chastises. As Paul articulated, "Anyone who has rejected the law of Moses dies without mercy on the testimony of two or three witnesses" (Hebrews 10:28). It is evident that even those who strive to fulfill it find it bitter and burdensome. Thus, the Divine disciples admonished those who, after receiving faith, sought to revert to the law (Acts 15:10). Blessed Paul termed the commandment given by wise Moses as a ministry of condemnation, stating, "For if the ministry of condemnation was glorious, the ministry of righteousness must far exceed it in glory" (2 Corinthians 3:9). He also noted, "The letter kills, but the Spirit gives life" (v. 6), where "the letter" refers to the law, and "the Spirit" signifies the gospel ministry; for indeed, the law is bitter, and Marah denotes bitterness.

It need not be reiterated that the instruction of the law, when understood solely in types, cannot bring revival. For no one can be justified by the law before God, as it is written (Galatians 3:11). Yet, the law can only be vivifying and free from bitterness when perceived as a type of Christ’s mystery: "For Christ is the end of the law for righteousness to everyone who believes" (Romans 10:4). Thus, when interpreted spiritually, this also finds confirmation in the account of Marah. The tree represents the Savior's cross or His commandment, and if it is embraced by those under the law, they will transform bitterness into sweetness. For believers in Christ, the law does not become an accuser or punisher but rather a source of life. History must be rightly transformed into spiritual insight, guiding us to Christ, who Himself is life and life-giving.

Only then does the law determine our justification, as it directs us toward what pleases God, illuminating the path to eternal blessings while liberating us from the fear of punishment. "For the plagues that I brought upon the Egyptians, I will not bring upon you" (Ex. 15:26). Thus, for those unbound by the law who have embraced this sacrament, a hopeful escape from punishment remains. This reflects what the Savior promised to the Jews: "Truly, truly, I say to you, whoever hears My word and believes Him who sent Me has eternal life, and does not come into judgment, but has passed from death to life" (John 5:24). Again, "Whoever believes in the Son is not condemned" (John 3:18).

Therefore, when we accept Christ's justification, we ascend to Elim, which signifies "ascent." From our former spiritual infancy, we rise to a mature mind, and having attained the fullness of Christ’s stature (Ephesians 4:13), we will rejoice in the springs of living water. These twelve springs symbolize the countenance of the holy Apostles. The seventy date palms also represent the Apostles, echoing that the Lord chose seventy others after the holy Apostles (Luke 10:1). The Divine Disciples are indeed springs, bestowing upon us the Divine and essential word for salvation. This truth is clearly signified to those justified by the God of all when He declares, "With joy you will draw water from the wells of salvation" (Isaiah 12:3). The divine Psalmist similarly proclaims, "The righteous shall flourish like a palm tree" (Psalm 92:12).

Do not be astonished at this, for Christ is also referred to by the same imagery in sacred Scripture. For it is written that the Church, viewed as the bride, speaks of the Bridegroom descending from heaven, saying, “I will climb up into the palm tree; I will take hold of its branches” (Songs 7:9). This tree is ever-blooming, sweet to taste, deeply rooted, and life-sustaining. Such is Christ, through whom and with whom glory be to God the Father, and the Holy Spirit forever. Amen.

It is not unreasonable to suggest that those newly introduced to their faith should be treated gently since they are not yet firmly grounded in zeal, akin to the unsteady foot still recovering from weakness. Conversely, those more experienced must face discipline founded in punishment and fear to endure trials and restrain their passions.

As for the matter itself, it becomes clearer through examining what the ancients accomplished in their formation. The Scriptures record, "And Moses led the Israelites from the Red Sea, and they entered the wilderness of Shur; and they traveled three days in the wilderness and found no water. When they came to Marah, they could not drink the water of Marah because it was bitter; therefore, the name of that place was called Marah. The people grumbled against Moses, saying, 'What shall we drink?' And Moses cried to the Lord, and the Lord showed him a tree, and he cast it into the water, and the water became sweet" (Exodus 15:22-25).

Having just emerged from the bondage of Egypt, and shedding the heavy yoke of servitude, the Israelites, called by God, swiftly advanced toward the long-promised land. Their first trial was the absence of water, difficult to find for those parched with thirst, and even that source was tainted: "for it was bitter," as recorded. Through the divine revelation given to Moses, the water became sweet when the tree was cast into it.

Thus, we are taught by the law of God to earnestly follow Him, who frees us from the struggles of our passions and the oppression of demons. We must endeavor diligently to attain the crown of glory, excusing carnal passions through asceticism, taming the unbridled desires for pleasure. Hence, the initial conflict within those desiring abstinence is wrested "against the flesh," as virtue cannot be achieved without facing such struggles.

The thirst faced by the ancients in the desert serves as a precursor to our spiritual endeavors, initiating the practice of asceticism. Notice how the Israelites do not immediately engage in battle; newcomers to the fight against the spiritual rulers (Ephesians 6:12) require time to build courage and resilience. Instead, they bear the struggles against the flesh with divine assistance, as God calibrates the difficulty of their tribulations to match their capacity. This reflects the truth in the saying: "You have not been tempted beyond what humans can bear; and God is faithful, who will not allow you to be tempted beyond your strength" (1 Corinthians 10:13).

The challenging feats of virtue, though inherently bitter, find sweetness through Christ, who is identified as the tree of life. As He stated in the Gospel, "If they do this to the green tree, what will they do to the dry?" (Luke 23:31), calling Himself the flourishing tree. God revealed the tree to Moses, for it is only the Father who knows the Son: “No one knows who the Son is except the Father” (Luke 10:22). In Christ, the tree of life, bitterness transforms to sweetness, burdens become bearable, and that which harms by nature becomes essential for living.

If we consider that arduous labors might exhaust the body, yet confer eternal life on the soul (as Paul expressed, "When I am weak, then I am strong" (2 Corinthians 12:10), and "Though our outward man perish, yet the inward man is renewed day by day" (2 Corinthians 4:16)), who would take on such bitter hardships without the sweet hope in Christ?

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Gregory of Nyssa

4th centuryChurch Father

Moses, following divine guidance, identified a particular tree in this vicinity and cast it into the water. Instantly, the water became potable; the tree, through its divine influence, changed the water from bitterness to sweetness.

If the tree is thrown into the water, meaning if someone embraces the sacrament of resurrection—the tree symbolizing the beginning of this transformation (and when you consider the tree, you will inevitably recall the cross)—then all that is enjoyable and pleasing becomes even richer and more rewarding for a virtuous life, which flourishes in the hope of what is to come.

Ephraem the Syrian

4th centuryChurch Father

God revealed to Moses a tree, which he cast into the water, transforming it into something sweet. This tree symbolizes the Cross of our Lord, meant to sugarcoat the bitterness faced by the Gentile nations. Once the waters were transformed, God instituted laws, demonstrating that just as the tree altered the very nature of the water, the law guided and shaped freedom. Hatred or jealousy, masquerading as piety, resembles bitter water contained within golden vessels. However, when the tree of life is introduced, it is transformed into sweetness, for the tree sweetened the waters, and all the slanders of the treacherous foe were vanquished by the Cross of our Savior, Jesus Christ.

Jerome of Stridon

4th centuryChurch Father

Marah undergoes transformation through the sacred act of the cross, and the seventy branches of the apostles are nourished by the refreshing waters of the Law. (Cf. Exodus 15:27).

The bitterness associated with the Law, represented by Marah, was sweetened through the tree of the cross.

Ambrose of Milan

4th centuryChurch Father

Merah represented an unwholesome source. Moses immersed a branch in it, transforming the bitter water into something palatable. Water devoid of the cross of Christ is inadequate for the salvation of the future. However, when it is consecrated through the holy sign of the saving cross, it becomes a source of spiritual nourishment and a vessel of salvation. Thus, just as Moses placed a branch into that spring (symbolizing the prophet), so too does the priest immerse the symbol of Christ's cross into this water, rendering it sweet with divine grace.

Theodoret of Cyrus

5th centuryChurch Father

What kind of tree transformed the water at Marah? It is pointless to seek answers to what is not expressed. What matters is that through this tree, bitter water becomes sweet. This act symbolizes our redemption. The life-giving tree of the Cross turned the bitter waters of paganism into something refreshing.

John Damascene

8th centuryChurch Father

This revered cross was symbolized: bitter water transformed by a tree. The bitter waters of Marah, in the likeness of Your Most Holy Cross, O Blessed One, rendered the flavor of sinfulness lifeless, sweetened by a tree. You have turned the most bitter streams into sweetness through the tree, O Blessed One, as depicted in an icon of Your pure Cross, which eradicates the taste of sin.

Hilarius of Poitiers

4th centuryChurch Father

In the wilderness, the Israelites experience thirst, facing bitter waters, and they grumble against their leader. Suddenly, a tree is presented, and when added to the water, it transforms the bitterness into sweetness, illustrating themes of justification, condemnation, and testing (Ex. 15:22-26). After this, they encounter twelve springs and seventy palm trees, where they set up camp (Ex. 15:27). Even when the stubbornness of the rebellious clouds their judgment, and the disbelief locks their hearts in disobedience, they cannot deny the reality of such a profound miracle. What inherent power could a mere piece of wood possess to alter bitterness into sweetness or affect nature, especially when they had initially rejected the undrinkable water?

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Although the Divine presence was actively involved in this transformation, the role of the tree was essential, suggesting that the water's properties would not have changed without it. Since all acts are within God's capability, the profound mystery of this event was prepared for fruition at that moment. The people were indeed parched; however, the term 'waters' often symbolizes nations, as seen in the phrase, "The waters saw Thee and were afraid" (Psalms 76:17), which further emphasizes this connection. It follows that either the waters, inherently bitter, or the discontented people wandering in the wilderness before reaching the promised land, who were embittered by their complaints, are sweetened through the sacrament of the tree. This signifies that through Christ, not only is bitterness removed, but it is replaced with sweetness as well, and likewise, this transformation occurs in the waters that represent the nations, effectively conveying grace through its mysterious efficacy. Moses indicates that every human life hangs upon this tree, suggesting the precariousness of existence (Deuteronomy 28:66). As Jeremiah expresses, there were conspiracies against him concerning poisonous wood (Jer. 11:19). This tree, alongside its rod, confounded the magicians (Ex. 7:10-13), instilled fear in Pharaoh (Ex. 6:8 ff.), afflicting Egypt with plagues (Ex. 7:19 ff.), opening the deep, and parting the sea (Ex. 14:21-29), is the same source of life-giving water that alleviates bitterness and brings forth sweetness. Through this sacrament, the hearts of the unfaithful are softened, guiding them from the bitterness of sin to the sweetness of faith. The Scriptures affirm that in this sacrament, God established both justification and condemnation for the people while testing them. Although 'there' is mentioned, it signifies an event rather than a specific location. In that moment, nothing was proclaimed regarding justification or condemnation. Conversely, the tree on which the Lord gave Himself—where all that opposed human salvation was nailed—encompasses both justification, as the righteous live by faith, and condemnation, since “the believer is already condemned” (Jn. 3:18); this trial leads to salvation through the "temptation of the cross" (Gal. 5:11). The cross signifies folly to those who are lost, yet for believers, it is the power of God (1 Cor. 1:18). Thus, as the shame of the cross serves as the test for faith, unbelief yields condemnation while faith brings justification. Therefore, the sacrament of the tree, which transforms water from bitterness to sweetness, embodies justification, condemnation, and testing.

Nilus of Sinai

5th centuryChurch Father

Your thoughts have been entangled in jealousy and filled with animosity, yet you possess a true remedy—the Holy Cross. With this, if you desire, you can transform the harshness of your spirit into something refreshing, much like when Moses placed a tree into the most bitter waters of Merah, instantly turning them sweet and enjoyable.

Cosmas of Maiuma

8th centuryChurch Father

Moses in ancient times changed the waters of the wilderness with bitter wood, illustrating the transformation brought about by the cross to the divine speech.

Joseph the Hymnographer

9th centuryChurch Father

Through your strength, we are freed from the anguish of our desires. Hence, grant joy to us who embrace you now with heartfelt devotion.

Dimitri of Rostov

17th centuryChurch Father

The one who expresses love towards his adversary transforms bitterness into joy, much like Moses did at Marah. When the Israelites arrived at Marah, they found the water to be undrinkable due to its bitterness. Similarly, human hostility is filled with acrimony, which is why the apostle urges us to abandon all forms of bitterness in our hearts. What type of bitterness is he referring to? He clarifies it himself by stating: “Anger, rage, clamour, blasphemy” - that bitterness should be cast away, as he instructs us in Ephesians 4:31. What kind of sweetness can truly exist in a heart disturbed by anger?

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Thoughts tainted by rage are bitter, hurtful words that reprimand or shame are bitter, and the onset of any endeavor that breeds bitterness harms not just our neighbor but ourselves, reminiscent of those who conspired “neither to eat nor to drink, until Paul be killed” (Acts 23:14). What joy can such hostility experience? We know how Marah was transformed: “Moses cried unto the Lord, and the Lord showed him a tree, and put it into the water, and he delighted himself;” yet the nature of that tree remains a mystery, even to scholars. Some Jewish sages propose that the tree was named ‘adelphah,’ naturally bitter and toxic. In his desire to perform a greater miracle by sweetening the waters of Marah, God commanded that bitterness be mixed with bitterness, death with death, transforming the unpleasant into the pleasant, reminiscent of how the prophet Elisha healed the barren waters with salt (2 Kings 2:21). Others suggest that the identity of the tree was intentionally left unknown. Nevertheless, it was so inherently sweet that its essence was able to turn the bitterness of the waters into perfect sweetness, as it absorbed the bitterness and imparted its own sweetness to the waters. This idea is supported by the words of Sirach: “Whether the water is not of the tree, that His strength may be known” (Sirach 38:5), which indicates—according to these scholars—the power of that tree’s sweetness, recognized only at a specific moment. There is disagreement among commentators regarding the nature of that tree, whether it was truly bitter or sweet. What we do comprehend is that the bitterness of Marah, representative of human anger and enmity, cannot be alleviated by a bitter tree, only by a sweet one. Spiritually, this sweet tree can be likened to a kind and gentle word spoken to an enemy or to acts of goodness towards the one who opposes us. Both serve to soften the harshness of animosity. As noted by Pritocnik: “The answer of the humble will take away the rage” (Proverbs 15:1), and regarding kindness, a divinely inspired suggestion in the Paterik advises: “If you discover that your brother harbors anger towards you, send him a gift.” The one who loves his adversary engages in good conversation about him, offers assistance, and absorbs the bitterness of his enmity, all while enduring it patiently. By doing so, he embraces the sweetness of love and thus transforms the bitterness of his anger into the sweetness of friendship and love. Therefore, the person who loves his enemy is a miracle worker, turning bitterness into sweetness.

Nicodemos the Haghiorite

18th centuryChurch Father

Moses, in ancient times, transformed the waters of bitterness in the wilderness through the tree, illustrating the transformation achieved by the cross for the tongues of the faithful. This troparion recalls the miracle at Marah, where the Israelites faced thirst and God revealed a tree to Moses. When Moses cast this tree into the bitter waters, they became sweet again (Exodus 15:25). Consequently, St. Cosmas teaches that during the Israelites' journey through the wilderness of Marah, Moses altered the bitter springs into sweet waters. What does this miracle signify? It represents the conversion of the Gentiles, who by means of the cross transitioned from unrighteousness to holiness and from disbelief to belief.

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The blessed Theodoret remarked, "The saving tree of the cross rendered the bitter sea of the Gentiles palatable." Cyril of Alexandria echoed this, stating, "By mere word, He who turns bitterness into sweetness performs a change through the tree, symbolizing salvation through the tree."

What valuable insight can you take from this troparion? Recognize that this world is often termed Marah, signifying bitterness, due to the multitude of sorrows, trials, and tribulations that afflict it continually. How, then, is it possible to transform the world's bitterness into sweetness? By embracing the antidote, which is the cross of Christ. Consider that if the sinless Lord endured such profound sufferings on the cross for my transgressions, tasting both vinegar and the most bitter gall, and as sovereign over all, He bore such immense sorrows and anguish, then is it truly extraordinary for me, a mere servant and a sinful one at that, to experience grief not for the sins of others, but for my own? Such reflections, when deeply impressed upon your heart, can turn every sorrow and hardship you face in life into sweetness and joy.

This is why Gregory the Theologian states, “We accept all things for the sake of the Word; through suffering, we emulate His suffering, through His blood, we honor His blood; we willingly ascend to the cross, sweet are the nails, though exceedingly painful; to suffer with Christ and for Christ is far better than to indulge in a life of pleasure with others.” Even if you, unskilled in the virtuous life as the Israelites were, find yourself initially burdened by struggles and unable to taste the waters of virtue due to their difficulty, yet if you introduce into this water the "wood of the Cross"—the hope of future joys and resurrection stemming from the cross—rest assured that your existence, once bitter in its pursuit of virtue, will be transformed into a sweetness surpassing all sweetness. As Gregory of Nyssa remarks, you will find that “nothing is sweeter than to pay heed to the commandments of the Lord” (Sirach 23:36).

The Holy Scriptures do not specify the nature of the tree Moses cast into Marah's bitter waters, and as Theodoret advises, such inquiries are unnecessary as Scripture remains silent on the matter. Consequently, Hebrew rabbis have resorted to incongruous theories, calling this tree ‘Adelpha’ and asserting its bitterness. They suggest that the sharp bitterness of the tree counterbalanced the bitterness of the water, comparing it to how salted foods enhance flavor with salt. Notably, Josephus claims that under Moses’ direction, they removed the top bitter water of Marah until they uncovered the sweet water beneath. Such interpretations aim to demonstrate that the transformation of the bitter water into sweetness was not a supernatural event but occurred through natural processes. However, Sirach appears to classify this tree as a healing agent when he writes, “The Lord hath created healing from the earth: is not the water drawn from the tree, that His power might be known?” (Sirach 38:4, 5). Yet, since God revealed this tree to Moses and instructed him to throw it into the bitter water, this miracle is indeed credited to Divine, supernatural action. Whether the tree’s ability to eliminate the water's bitterness was natural or supernatural is also affirmed by Philo the Jew, who noted: “The tree was shown (to Moses by God), and He commanded him to take it and cast it into the springs. It is possible that it was by nature endowed with this previously unknown power, or that it was prepared for such a purpose at that moment.”

John Zonara, in his commentary on the troparion of the Octoichus, explains it in the following manner: “When someone sins due to the allure of pleasure, he does not feel the bitterness of sin acutely. Yet, when he finds himself in the wilderness of good deeds, he yearns for chastity and becomes acutely aware of sin's bitterness. At that point, the cross of the Lord diminishes the draw of temptation, rendering it powerless and as if dead within him.”

Theophan the Recluse

19th centuryChurch Father

In the wilderness, the Lord bestowed a decree and a law upon His people and used this time to test them. This test reveals to humanity the power of God and man's own inadequacy. The initial trial, which served as a template for future tests, occurred at the Red Sea. With the sea before them and Pharaoh's army behind, Israel trembled in fear. The earlier sense of relief they had experienced in Egypt resurfaced with even greater intensity. Overwhelmed, they expressed their confusion and despair (Exodus 14:10-12). Yet Moses urged them to take courage, assuring them that the Lord would bring them victory (Exodus 14:13-14). Pharaoh's chariots and strength were submerged in the sea; Israel crossed on “dry land in the midst of the sea” (Ex. 15:4, 19).

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Witnessing the mighty hand of God, they placed their faith in Him and in Moses, their leader, bursting forth in a song of gratitude marked by confidence, security, and a recognition of their strength in the Lord: “God is highly exalted and fearful, striking down His foes as if they were mere straw; for me, He stirred the waters and purified the channels; His right hand was stretched out, and the earth swallowed them; but in His mercy, He leads and strengthens His people. He is my God, the God of my father; the nations heard and trembled, for they felt the power of God's arm when His people passed through, a people He purchased.”

The nation recognizes that all the efforts of their enemies are trivial; the nations hold no significance compared to them, for they draw their power and value solely from being God's chosen people. They experience a profound awareness of His favor and protection, feeling as if they are His sons, which becomes the basis for their consciousness of strength in Him (Ex. 15).

The same sense of purpose recurs in the trials faced at the waters of Marah, at Rephidim through thirst, in the wilderness of Sin due to hunger, and before Horeb when attacked by the Amalekites. By placing them in these daunting circumstances and swiftly delivering them, the Lord demonstrated to His people that He would not allow them to be overwhelmed by their physical needs or by the taunts of others. Israel could consistently rely on Him for sustenance and security. To enhance these convictions, He provided manna for their sustenance and mandated that they remember His will to eradicate their first oppressors—the Amalekites. Thus, their awareness of closeness to God, His protection, and their own significance and security in Him were awakened and deepened within Israel.

However, these sentiments alone are insufficient and cannot stand alone. They are fundamentally tied to a deeper conviction, one that recognizes the necessity of fulfilling God's will. A conscience that transgresses against God's commands cannot foster feelings of closeness or security in Him, nor can it sustain joy and peace. Conversely, those who experience God's nearness and trust in His election recognize their own strength and greatness; desire arises within them to act according to God's will, motivating them to align their actions with His guidance. This disposition forms in Israel right alongside the initial feelings, enabling their mutual growth and development.

Tertullian

3rd centuryTeacher of the Church

Through the tree associated with Moses, the water is restored from the taint of bitterness to a state of sweetness. This tree represents Christ, the origin of the fallen nature, which had become toxic and bitter. Through His own act, He healed and renewed it, transforming it into the most beneficial water, specifically the water of baptism.

Vissarion (Nechaev)

19th centuryCommentator

What is this tree (Greek: a piece of wood, a rod) that transforms bitter water into sweet water? Jesus, the son of Sirach, when discussing the healing attributes of natural things, references the tree that made the water sweet as evidence, drawing from Moses’ narrative about it (Sirach 38:5). In the Sinai Peninsula, neither the local Arabs nor travelers discover a tree with such qualities, although similar ones exist in other locales. For example, when the Spaniards in newly explored Florida faced a dire scarcity of fresh water, their leader Jimenez placed sassafras in the water, and after a week, the water became sweet (Rosenmiller on Exodus). It is possible that a tree with similar healing properties existed during Moses’ time; however, it is absent today.

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Regardless, if Moses was guided by God to discover a tree that indeed possessed the natural ability to eliminate the bitterness of water, it is clear this power could only manifest in a limited volume of water. Thus, for this ability to affect a large quantity of water needed to satisfy the thirst of two and a half million people and numerous animals must have constituted a miraculous occurrence. Yet, one may wonder why a tree was necessary when the miracle could have taken place without any intermediary. The tree serves, as will be elaborated later, to symbolize the efficacy of Christ's cross—there, God established justification and destiny for His people.

Justifications (Greek) are statutes or commands that regulate human conduct. They are termed justifications because they reveal the righteous will of God, guiding individuals to understand and fulfill it. Judgments (Hebrew: mishpatim) are essentially judicial directives that determine guilt and met out punishment. The specific justifications and judgments declared in this context are not entirely clear, but it is understood we do not discuss the full scope of the Mosaic laws, as those were conveyed after Sinai. It is believed that the laws referenced pertain to health preservation (sanitary guidelines), based on the context of their delivery and the promise in the subsequent verse that the Hebrew people would be safeguarded from illness if they adhered to these laws.

There, the Lord tested the people’s obedience, providing them the chance to demonstrate their fidelity to God, the lawgiver, by observing His commands—much like Adam and Eve were tested through divine commands regarding permissible and forbidden foods. In times to come, the Lord would present His people with much more challenging commandments than those related to health, yet at that moment, it was essential to focus on these simpler commands to gradually prepare the people for more arduous acts of obedience.

On the Feast of the Exaltation of the Cross of the Lord, the parimia Exodus 15:22-16:1 is recited. This passage is significant because it illustrates how the delight in the tree that sweetened the bitter waters symbolizes the power of Christ's Cross. By the might of the Cross, death is vanquished, just as from the tree, the lethal bitterness of Merah's waters was dissolved. “By not permitting the deadly bitterness of the tree (referring to the tree of the knowledge of good and evil, which proved fatal for those who succumbed) to take effect, You, O Lord, totally abolished it by the Cross, just as the tree once eradicated the bitterness of the waters of Merah, reflecting the essence of the Cross” (Can. on the Ascension, ch. 9).

Furthermore, the purification of Merah’s waters symbolizes the Cross's power in the salvation of the Gentiles. The blessed Theodoret states, “By the tree, bitter water is transformed into sweet water. For through this, our salvation is foreshadowed.” “The life-giving tree of the Cross has sweetened the bitter sea of paganism” (Explanation of difficult passages in the book of Exodus; Similar in the Canon for the Ascension, ch. 4, trop. 1). Finally, by contemplating the Cross and praying to Him who was crucified upon it, the bitterness of trials and hardships, along with the struggles and sacrifices faced by Christians in their battle against desires and passions, becomes more bearable.

Cross references

Passages read together with this verse.