John Chrysostom

Next he adds also the reason why he forbids them not to mix with heathens of that character, implying that it is not only impossible, but also superfluous. "For what have I to do with judging them that are without?" Calling the Christians and the Greeks, "those within" and "those without," as also he says elsewhere, "He must also have a good report of them that are without." And in the Epistle to the Thessalonians he speaks the same language, saying, "Have no intercourse with him to the end that he may be put to shame." And, "Count …

Homily on 1 Corinthians 16 ↗

Theophylact of Ohrid

Some, after the particle ουχί ("not, no"), place a period; then they read the following words without a question, thus: you judge those who are inside. That is, the apostle, having said above, "what have I to do with judging outsiders," now added ουχί — no, that is, it is not my business to judge them. But others read it conjunctively and with a question: "Do you not judge those who are inside?" — that is, is it not Christians whom you ought to judge? …

Commentary on 1 Corinthians ↗

Thomas Aquinas

Then when he says, For what have I, he gives the reason for what he had said. In regard to this he does three things: first, he gives the reason, saying: I have said that this is to be understood of brothers and not unbelievers, for what have I to do, i.e., what business is it of mine to judge, i.e., pass a sentence of condemnation on outsiders, i.e., on unbelievers who are completely outside the Church? …

Commentary on 1 Corinthians ↗