Leviticus 6:23-25

New Revised Standard Version, Anglicised Catholic Edition

²³ Every grain-offering of a priest shall be wholly burned; it shall not be eaten.

²⁴ The Lord spoke to Moses, saying: ²⁵ Speak to Aaron and his sons, saying: This is the ritual of the sin-offering. The sin-offering shall be slaughtered before the Lord at the spot where the burnt-offering is slaughtered; it is most holy.