Leviticus 7:2-4

New King James Version

² In the place where they kill the burnt offering they shall kill the trespass offering. And its blood he shall sprinkle all around on the altar. ³ And he shall offer from it all its fat. The fat tail and the fat that covers the entrails, ⁴ the two kidneys and the fat that is on them by the flanks, and the fatty lobe attached to the liver above the kidneys, he shall remove;