2 Corinthians 7:9

7:9 Now I rejoice, not because you were made sad, but because you were made sad to the point of repentance. For you were made sad as God intended, so that you were not harmed in any way by us.

2 Corinthians 7:15-16

7:15 And his affection for you is much greater when he remembers the obedience of you all, how you welcomed him with fear and trembling. 7:16 I rejoice because in everything I am fully confident in you.