Leviticus 8:26-28

²⁶and out of the basket of unleavened things, which is before Jehovah, he hath taken one unleavened cake, and one cake of oiled bread, and one thin cake, and putteth them on the fat, and on the right leg;

²⁷and putteth the whole on the hands of Aaron, and on the hands of his sons, and waveth them — a wave-offering before Jehovah.

²⁸And Moses taketh them from off their hands, and maketh perfume on the altar, on the burnt-offering, they are consecrations for sweet fragrance; it is a fire-offering to Jehovah;