George Leo Haydock

Wherewith we also are exhorted by God. The Latin interpreter sometimes translates the same Greek word by exhorted, sometimes by comforted: so the sense may be, with which we are comforted by God. (Witham) — St. Paul knew that his former letter had afflicted them exceedingly; here he comforts them by telling them that God had filled him with consolation in order to comfort them. The Greek rather signifies, by the consolation with which we are comforted. Either explanation is sufficiently clear, though the latter is stronger. We may here remark the great tenderness St. Paul had for the Corinthians, since he here insinuates that he had received comfort from God merely to communicate it to them. (Calmet)