Ambrose of Milan

For the brothers supplied the reasons for their own misfortune when they claimed to their father that they, although young in years, were vindicators and avengers of a wrong done to the sense of respect and of a violation of chastity. Surely the holy Jacob could not have condemned the fact that they did not permit their sister to be unavenged, in the position of a harlot, who had lost her virginity and did not have the consolation of a vindication. …

On the Blessings of the Patriarchs ↗

Jerome

Simeon and Levi, brothers, carried out the wickedness of their own invention. Let not my soul enter into their counsel, nor let my liver be involved in their assembly, because in their anger they killed men, and in their self-will they hamstrung oxen. By necessity, we are compelled to go further and revisit those things which are in disagreement with the Hebrew truth. For it is written there: Simeon and Levi are brothers, weapons of injustice are their tools. …

Hebrew Questions on Genesis ↗

Hippolytus of Rome

This he says regarding the conspiracy into which they were to enter against the Lord. And that he means this conspiracy, is evident to us. For the blessed David sings, "Rulers have taken counsel together against the Lord," and so forth. And of this conspiracy the Spirit prophesied, saying, "Let not my soul contend," desiring to draw them off, if possible, so that that future crime might not happen through them. "They slew men, and houghed the bull;" by the "strong bull" he means Christ. …

Hippolytus Exegetical Fragments ↗