Leviticus 16:6-8

New Revised Standard Version, Anglicised

⁶ Aaron shall offer the bull as a sin-offering for himself, and shall make atonement for himself and for his house. ⁷ He shall take the two goats and set them before the Lord at the entrance of the tent of meeting; ⁸ and Aaron shall cast lots on the two goats, one lot for the Lord and the other lot for Azazel.^[a]