2 Corinthians 2:2
For if I make you sad, who is there to make me glad but the very man who has been made sad by me?
2 Corinthians 7:8
For, although I did cause you sorrow by that letter, I do not now regret it; although I did regret it then. I see that the letter caused you sorrow only for a time.
Romans 12:15
Practice rejoicing with people who rejoice, and weeping with people who weep.
1 Corinthians 12:26
If one part suffers, all the parts suffer with it. If one part receives an honor, all the parts can share its joy.
2 Corinthians 1:14
that is, to understand that you have grounds for boasting of me just as I have for boasting of you, on the day of our Lord Jesus.
2 Corinthians 11:29
Who is weak without my being weak too? Who is caused to fall without my being fired with indignation?