Exodus 29:14-16

Young's Literal Translation

¹⁴ and the flesh of the bullock, and his skin, and his dung, thou dost burn with fire at the outside of the camp; it [is] a sin-offering.

¹⁵ `And the one ram thou dost take, and Aaron and his sons have laid their hands on the head of the ram,

¹⁶ and thou hast slaughtered the ram, and hast taken its blood, and hast sprinkled [it] on the altar round about,