Thus he shall make atonement for the sanctuary, because of the uncleannesses of the people of Israel, and because of their transgressions, all their sins; and so he shall do for the tent of meeting, which remains with them in the midst of their uncleannesses.
No one shall be in the tent of meeting from the time he enters to make atonement in the sanctuary until he comes out and has made atonement for himself and for his house and for all the assembly of Israel.
Then he shall go out to the altar that is before the Lord and make atonement on its behalf, and shall take some of the blood of the bull and of the blood of the goat, and put it on each of the horns of the altar.
He shall sprinkle some of the blood on it with his finger seven times, and cleanse it and hallow it from the uncleannesses of the people of Israel.
When he has finished atoning for the holy place and the tent of meeting and the altar, he shall present the live goat.
Then Aaron shall lay both his hands on the head of the live goat, and confess over it all the iniquities of the people of Israel, and all their transgressions, all their sins, putting them on the head of the goat, and sending it away into the wilderness by means of someone designated for the task.
References for Leviticus 16:21
The goat shall bear on itself all their iniquities to a barren region; and the goat shall be set free in the wilderness.
Then Aaron shall enter the tent of meeting, and shall take off the linen vestments that he put on when he went into the holy place, and shall leave them there.
He shall bathe his body in water in a holy place, and put on his vestments; then he shall come out and offer his burnt offering and the burnt offering of the people, making atonement for himself and for the people.
The fat of the sin offering he shall turn into smoke on the altar.
The one who sets the goat free for Azazel shall wash his clothes and bathe his body in water, and afterward may come into the camp.
References for Leviticus 16:26