1 Corinthians 3:4

3:4 For whenever someone says, “I am with Paul,” or “I am with Apollos,” are you not merely human?

1 Corinthians 7:8

7:8 To the unmarried and widows I say that it is best for them to remain as I am.

1 Corinthians 7:10

7:10 To the married I give this command – not I, but the Lord – a wife should not divorce a husband

1 Corinthians 9:23

9:23 I do all these things because of the gospel, so that I can be a participant in it.