The Apostle Paul
2 Corinthians 10:14BSB·traditional attribution

We are not overstepping our bounds, as if we had not come to you. Indeed, we were the first to reach you with the gospel of Christ.

John Calvin Reformed @genevareformer

14. For we do not overstretch. He alludes to persons who either forcibly stretch out their arms, or raise themselves up on their feet, when wishing to catch hold of what is not at their hand, “Εκτείνω is to extend, to stretch himselfe to the full of his measure: ὑπερεκτείνω, to stretch himselfe beyond it, — to tenter himself far beyond his scantling.” — Leigh’s Critica Sacra. — Ed.

Matthew Henry Presbyterian @wholebiblehenry

In these verses observe, I. The apostle refuses to justify himself, or to act by such rules as the false apostles did, Co2 10:12. He plainly intimates that they took a wrong method to commend themselves, in measuring themselves by themselves, and comparing themselves among themselves, which was not wise.

Commenting on 2 Corinthians 10:12-18

John Gill Reformed Baptist @doctorgill

To preach the Gospel in the regions beyond you,.... Here the apostle clearly expresses what he hoped for, and explains what he meant by being enlarged according to rule; namely, that he should be at liberty to preach the Gospel elsewhere; and hoped he should be directed by the providence of God, to carry it into the more remote and distant parts of the world...