Exodus 29:10-12

American Standard Version

¹⁰ And thou shalt bring the bullock before the tent of meeting: and Aaron and his sons shall lay their hands upon the head of the bullock. ¹¹ And thou shalt kill the bullock before Jehovah, at the door of the tent of meeting. ¹² And thou shalt take of the blood of the bullock, and put it upon the horns of the altar with thy finger; and thou shalt pour out all the blood at the base of the altar.