Imamat 7:23

7:23 “Tell the Israelites, ‘You must not eat any fat of an ox, sheep, or goat.

Imamat 7:25

7:25 If anyone eats fat from the animal from which he presents a gift to the Lord, that person will be cut off from his people. ¹ 

[7:25]  ¹ sn See the note on Lev 7:20.