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 7:14

7:14 For if I have boasted to him about anything concerning you, I have not been embarrassed by you, but just as everything we said to you was true, so our boasting to Titus about you has proved true as well.

2 Corinthians 8:9

8:9 For you know the grace of our Lord Jesus Christ, that although he was rich, he became poor for your sakes, so that you by his poverty could become rich.