Leviticus 1:5-7

New Revised Standard Version, Anglicised Catholic Edition

⁵ The bull shall be slaughtered before the Lord; and Aaron’s sons the priests shall offer the blood, dashing the blood against all sides of the altar that is at the entrance of the tent of meeting. ⁶ The burnt-offering shall be flayed and cut up into its parts. ⁷ The sons of the priest Aaron shall put fire on the altar and arrange wood on the fire.