Leviticus 16:7-9

Revised Standard Version Catholic Edition

⁷ Then he shall take the two goats, and set them before the Lord at the door of the tent of meeting; ⁸ and Aaron shall cast lots upon the two goats, one lot for the Lord and the other lot for Aza′zel. ⁹ And Aaron shall present the goat on which the lot fell for the Lord, and offer it as a sin offering;