The Apostle Paul
2 Corinthians 7:5ESV·traditional attribution

For even when we came into Macedonia, our bodies had no rest, but we were afflicted at every turn—fighting without and fear within.

John Calvin Reformed @genevareformer

5. For when we had come into Macedonia The heaviness of his grief tends to show, how efficacious the consolation was. “I was pressed on every side,” says he, “by afflictions both internal and external. All this, however, has not prevented the joy that you have afforded me from prevailing over it, and even overflowing.” Calvin here has manifestly in his eye the singularly emphatic...

Matthew Henry Presbyterian @wholebiblehenry

There seems to be a connection between Co2 2:13 (where the apostle said he had no rest in his spirit when he found not Titus at Troas) and the fifth verse of this chapter: and so great was his affection to the Corinthians, and his concern about their behaviour in relation to the incestuous person, that, in his further travels, he still had no rest till he heard from them.

Commenting on 2 Corinthians 7:5-11

John Gill Reformed Baptist @doctorgill

For when we were come into Macedonia,.... Whither Paul went in quest of Titus, not finding him at Troas, Co2 2:12 and where he met with him, and had the agreeable account from him of the state of this church; but here, as elsewhere, they had their troubles: our flesh had no rest; that is, their outward man, their bodies; they were continually fatigued with...