The Church Fathers on this verse

Leviticus 19:17Meaning & Commentary from the Church Fathers

Thou shalt not hate thy brother in thy heart: But reprove him openly, lest thou incur sin through him.

Douay-Rheims

לֹֽא־תִשְׂנָ֥א אֶת־אָחִ֖יךָ בִּלְבָבֶ֑ךָ הוֹכֵ֤חַ תּוֹכִ֙יחַ֙ אֶת־עֲמִיתֶ֔ךָ וְלֹא־תִשָּׂ֥א עָלָ֖יו חֵֽטְא׃

Hebrew (Masoretic text)

The Church Fathers on this verse

3 Church Fathers comment on this verse

Cyrill of Alexandria

5th centuryChurch Father

Let us turn our attention, if you agree, to the essence of Mosaic integrity and the splendor of righteousness as stipulated by the law. The individual who sincerely seeks to understand justice and values the significance of loving his fellow man ought to be resolute and unwavering in his character—authentic and not whimsical, rejecting falsehoods and pretense. Instead, he must strive to maintain the purity and integrity of his spirit. The law instructs: ‘Thou shalt not go up and down as a talebearer among thy people, neither shalt thou stand against the blood of thy neighbor’ (Leviticus 19:16-17). Furthermore, it adds, ‘Thou shalt not wear a garment of divers sorts, of wool and linen together’ (Deuteronomy 22:11).

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This directive addresses a grave and repugnant issue: the act of deceit masquerading as integrity, which is profoundly detestable to God and manifests as duplicity and wavering thought—a condition that incites Divine displeasure. The Scripture speaks of such individuals: ‘Their tongue is a deadly arrow; it speaks deceit. With their mouth they speak peaceably to their neighbor, but in their heart, they lay wait for him. Shall I not visit them for these things? says the Lord; shall not my soul be avenged on such a nation as this?’ (Jer. 9:8-9). Additionally, David states: ‘He that hath clean hands, and a pure heart, who hath not lifted up his soul unto vanity, nor sworn deceitfully’ (Ps. 24:4). Therefore, the law admonishes us against living a life of deceit, which amounts to a deliberate choice to betray justice and harm our brethren, disregarding the commandments of love. Moreover, it warns us against garments made of two kinds of fabric, symbolizing the need to avoid a divided mind—illustrating the inner conflict of a hypocrite, whose life is merely a façade to appear virtuous in the eyes of others while being insincere. Indeed, a double-minded person is characterized by conflicting desires. In contrast, the psalmist extols the virtue of single-mindedness, noting that such individuals are blessed with divine favor: ‘The Lord loves the upright’ (Psalms 67:7). He also remarks, ‘God shall break the bones of the flatterers’ (Psalm 52:6), and Paul vehemently rejects such duplicity when he declares, ‘For do I now persuade men, or God? Or do I seek to please men? For if I yet pleased men, I should not be the servant of Christ’ (Galatians 1:10). Let it be evident to all that true double-mindedness and hypocrisy are foolish and distant from genuine righteousness. It is, therefore, the essence of love, harmoniously aligned with the characteristics of a just and good person, to be entirely free from deceit.

Basil the Great

4th centuryChurch Father

Should one remain silent in the face of another’s sin? The answer is no, as demonstrated by the command of the Lord in the Old Testament, which states, ‘Thou shalt rebuke thy neighbour, and thou shalt not bear sin for him’ (Lev. 19:17).

John Cassian

5th centuryChurch Father

Why should we linger on the teachings of the Gospel and the directives of the Apostles when the ancient commandment, which appears somewhat compassionate, also prohibits such behavior? It states, "Thou shalt not bear enmity against thy brother in thine heart," and further affirms, "The path of those who do evil leads to death" (Proverbs 12:28). Here, we see that anger is denounced not just in action, but in hidden thoughts as well, as it calls for us to eliminate anger from our hearts, urging us not only to refrain from avenging an offense but also to forget it entirely. In the epistle of Monk John Cassian to Castor, Bishop of Apt, concerning the regulations for monastic life in the dormitory, he addresses the spirit of anger in Book Eight, Chapter 14. The ancient law similarly prohibits harboring anger, not merely in deeds, but also in thought.

Cross references

Passages read together with this verse.