2 Corinthians 2:13

2:13 I had no relief in my spirit, because I did not find my brother Titus there. So I said good-bye to them and set out for Macedonia.

2 Corinthians 7:8

7:8 For even if I made you sad by my letter, I do not regret having written it (even though I did regret it, for I see that my letter made you sad, though only for a short time).