1 Corinthians 5:5

You are arrogant, and didn’t mourn instead, that he who had done this deed might be removed from among you.

For I most certainly, as being absent in body but present in spirit, have already, as though I were present, judged him who has done this thing.

In the name of our Lord Jesus Christ, when you are gathered together with my spirit with the power of our Lord Jesus Christ,

Your boasting is not good. Don’t you know that a little yeast leavens the whole lump?

Purge out the old yeast, that you may be a new lump, even as you are unleavened. For indeed Christ, our Passover, has been sacrificed in our place.

Therefore let’s keep the feast, not with old yeast, neither with the yeast of malice and wickedness, but with the unleavened bread of sincerity and truth.