Leviticus 16:20-22

When he has finished purging the inner sanctuary, the tent of meeting and the altar, Aaron shall bring forward the live goat. Laying both hands on its head, he shall confess over it all the iniquities of the Israelites and their trespasses, including all their sins, and so put them on the goat’s head. He shall then have it led into the wilderness by an attendant. The goat will carry off all their iniquities to an isolated region. When the goat is dispatched into the wilderness