Matthew 7:1

Epistle of Polycarp to the Philippians

or blow for blow, or cursing for cursing, but being mindful of what the Lord said in His teaching: "Judge not, that ye be not judged;[16]

Irenaeus Against Heresies Book IV

And therefore has the Lord said: "Judge not, that ye be not judged: for with what judgment ye shall judge, ye shall be judged."[423]

Clement of Alexandria Who is the Rich Man that Shall Be Saved? "Judge not, then, that ye be not judged. With what measure ye mete, it shall be measured to you again;[59]

Tertullian Of Patience

patience to me, and I will reward patience. For when He says, "Judge not, lest ye be judged,"[109]

Tertullian On Modesty

`not judging, that we be not judged.'[24]

Origen Commentary on Matthew Book XIII

But what at all he will suffer, who at first did not hear, but required witnesses, or even refused to hear these, but was brought to the church, God knows; for we do not declare it, according to the precept, "Judge not that ye be not judged,"[199]