Leviticus 7:38

7:38 which the Lord commanded Moses on Mount Sinai on the day he commanded the Israelites to present their offerings to the Lord in the wilderness of Sinai.

Leviticus 22:6-7

22:6 the person who touches any of these will be unclean until evening and must not eat from the holy offerings unless he has bathed his body in water. 22:7 When the sun goes down he will be clean, and afterward he may eat from the holy offerings, because they are his food.

Leviticus 22:16

22:16 and so cause them to incur a penalty for guilt when they eat their holy offerings, for I am the Lord who sanctifies them.’”