Reference

Leviticus 3:4

And the two kidneys, and the fat that is on them, which is by the flanks, and the caul above the liver, with the kidneys, it shall he take away.
2

And he shall lay his hand upon the head of his offering, and kill it at the door of the tabernacle of the congregation: and Aaron’s sons the priests shall sprinkle the blood upon the altar round about.

3

And he shall offer of the sacrifice of the peace offering an offering made by fire unto the Lord; the fat that covereth the inwards, and all the fat that is upon the inwards,

4

And the two kidneys, and the fat that is on them, which is by the flanks, and the caul above the liver, with the kidneys, it shall he take away.

5

And Aaron’s sons shall burn it on the altar upon the burnt sacrifice, which is upon the wood that is on the fire: it is an offering made by fire, of a sweet savour unto the Lord.

6

And if his offering for a sacrifice of peace offering unto the Lord be of the flock; male or female, he shall offer it without blemish.