Leviticus 3:4 WEB

²  He shall lay his hand on the head of his offering, and kill it at the door of the tent of meeting: and Aaron's sons the priests shall sprinkle the blood on the altar round about.

³  He shall offer of the sacrifice of peace offerings an offering made by fire to Yahweh; the fat that covers the innards, and all the fat that is on the innards,

⁴  and the two kidneys, and the fat that is on them, which is by the loins, and the cover on the liver, with the kidneys, he shall take away.

⁵  Aaron's sons shall burn it on the altar on the burnt offering, which is on the wood that is on the fire: it is an offering made by fire, of a sweet savor to Yahweh.

⁶  ''If his offering for a sacrifice of peace offerings to Yahweh is from the flock; male or female, he shall offer it without blemish.