John Chrysostom
How then, they will say, does Scripture say this about Abraham’s father (Gen 11:31)? It says nothing superfluous, nothing beyond what is necessary.
It taught us only what was useful to know, namely, that Terah, after the revelation to his son, went out with him.
It says nothing more about him, because shortly after the migration to Haran he died. “Go forth from your kindred.”
By this Stephen shows that they are not children of Abraham. In what way? In that Abraham was obedient, while they are disobedient.
From what he did according to God’s command, we see that he endured labors. They, however, only gather the fruits, while all the forefathers endured afflictions.
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All these things were types: Abraham’s leaving his fatherland and relatives at God’s command, for his fatherland was where God would lead him, and his not receiving an inheritance here.
They showed that the Jews are Persians, if one examines the matter properly. They showed that one must obey God’s words even without signs, even if something grievous is encountered.
For the patriarch left his father’s grave and everything else out of obedience to God.
If Abraham’s father did not accompany him in his migration to Palestine because he did not believe in the true God, then still more will his descendants not share in it.
This is true even if they traveled most of the way, because they did not imitate the virtue of the forefather.