Leviticus 1:13 in the World English Bible
but the innards and the legs he shall wash with water. The priest shall offer the whole, and burn it on the altar. It is a burnt offering, an offering made by fire, of a pleasant aroma to the LORD.
Context
12 And he shall cut it into his pieces, with his head and his fat: and the priest shall lay them in order on the wood that is on the fire which is upon the altar:
13 But he shall wash the inwards and the legs with water: and the priest shall bring it all, and burn it upon the altar: it is a burnt sacrifice, an offering made by fire, of a sweet savour unto the LORD.
14 And if the burnt sacrifice for his offering to the LORD be of fowls, then he shall bring his offering of turtledoves, or of young pigeons.