Leviticus 1:12

1:12 Next, the one presenting the offering must cut it into parts, with its head and its suet, and the priest must arrange them on the wood which is in the fire, on the altar.

Leviticus 3:3

3:3 Then the one presenting the offering must present a gift to the Lord from the peace offering sacrifice: He must remove the fat that covers the entrails and all the fat that surrounds the entrails,