1 Corinthians 5:5-6

5:5 turn this man over to Satan for the destruction of the flesh, so that his spirit may be saved in the day of the Lord.

5:6 Your boasting is not good. Don’t you know that a little yeast affects the whole batch of dough?

1 Corinthians 5:13

5:13 But God will judge those outside. Remove the evil person from among you.