Leviticus 4:8

And all the fat of the bull of the sin offering he shall remove from it, the fat that covers the entrails and all the fat that is on the entrails

He shall remove all the fat from the bull of the sin offering—all the fat that is connected to the internal organs,

And he shall take off from it all the fat of the bullock for the sin offering; the fat that covereth the inwards, and all the fat that is upon the inwards,