1 Korintus 7:11

7:11 (but if she does, let her remain unmarried, or be reconciled to her husband), and a husband should not divorce his wife.

1 Korintus 9:16

9:16 For if I preach the gospel, I have no reason for boasting, because I am compelled to do this. Woe to me if I do not preach the gospel!