Leviticus 15:5
Anyone who touches his bed must wash his clothes and bathe with water, and he will be unclean until evening.

Leviticus 22:4
None of Aaron's descendants who has a skin disease or a discharge shall eat from the sacred offerings until he is clean. Whoever touches anything defiled by a corpse or by a man who has an emission of semen,

Deuteronomy 23:10, 11
If any man among you becomes unclean because of a nocturnal emission, he must leave the camp and stay outside. . . .

2 Corinthians 7:1
Therefore, beloved, since we have these promises, let us cleanse ourselves from everything that defiles body and spirit, perfecting holiness in the fear of God.

1 Peter 2:11
Beloved, I urge you as foreigners and exiles, to abstain from the desires of the flesh, which war against your soul.

1 John 1:7
But if we walk in the light as He is in the light, we have fellowship with one another, and the blood of Jesus His Son cleanses us from all sin.