Leviticus 16:9-11

New International Version

⁹ Aaron shall bring the goat whose lot falls to the Lord and sacrifice it for a sin offering. ¹⁰ But the goat chosen by lot as the scapegoat shall be presented alive before the Lord to be used for making atonement^(A) by sending it into the wilderness as a scapegoat.

¹¹ “Aaron shall bring the bull for his own sin offering to make atonement for himself and his household,^(B) and he is to slaughter the bull for his own sin offering.