Leviticus 3:9-11

9Then from the sacrifice of the peace offering he shall offer as a food offering to the Lord its fat; he shall remove the whole afat tail, cut off close to the backbone, and the fat that covers the entrails and all the fat that is on the entrails 10and the two kidneys with the fat that is on them at the loins and the long lobe of the liver that he shall remove bwith the kidneys. 11And the priest shall burn it on the altar as ca food offering to the Lord.

2 Chronicles 35:14

14And afterward they prepared for themselves and for the priests, because the priests, the sons of Aaron, were offering the burnt offerings and the fat parts until night; so the Levites prepared for themselves and for the priests, the sons of Aaron.
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