Leviticus 16:5

16:5 He must also take two male goats from the congregation of the Israelites for a sin offering and one ram for a burnt offering.

Leviticus 16:15

16:15 “He must then slaughter the sin offering goat which is for the people. He is to bring its blood inside the veil-canopy, and he is to do with its blood just as he did to the blood of the bull: He is to sprinkle it on the atonement plate and in front of the atonement plate.