I Corinthians 5:9

Purge out the old yeast, that you may be a new lump, even as you are unleavened. For indeed Christ, ...

Therefore let us keep the feast, not with old yeast, neither with the yeast of malice and wickedness...

yet not at all meaning with the sexual sinners of this world, or with the covetous and extortioners,...

But as it is, I wrote to you not to associate with anyone who is called a brother who is a sexual si...