The Apostle Paul
1 Corinthians 6:11BSB·traditional attribution

And that is what some of you were. But you were washed, you were sanctified, you were justified, in the name of the Lord Jesus Christ and by the Spirit of our God.

John Calvin Reformed @genevareformer

11. And such were ye. Some add a term of speciality: Such were some of you, as in Greek the word τινὲς is added; but I am rather of opinion that the Apostle speaks in a general way. I consider that term to be redundant, in accordance with the practice of the Greeks, who frequently make use of it for the sake of ornament, not by way of restriction.

Matthew Henry Presbyterian @wholebiblehenry

Here he takes occasion to warn them against many heinous evils, to which they had been formerly addicted. I. He puts it to them as a plain truth, of which they could not be ignorant, that such sinners should not inherit the kingdom of God.

Commenting on 1 Corinthians 6:9-11

John Gill Reformed Baptist @doctorgill

And such were some of you,.... Not all, but some of them; and of these everyone was not guilty of all these crimes; but some had been guilty of one, and others of another; so that they had been all committed by one or another of them.