Leviticus 1:16; Leviticus 6:10; Leviticus 10:12

16 And he shall pluck away his crop with his feathers, and cast it beside the altar on the east part, by the place of the ashes:

10 And the priest shall put on his linen garment, and his linen breeches shall he put upon his flesh, and take up the ashes which the fire hath consumed with the burnt offering on the altar, and he shall put them beside the altar.

12 And Moses spake unto Aaron, and unto Eleazar and unto Ithamar, his sons that were left, Take the meat offering that remaineth of the offerings of the LORD made by fire, and eat it without leaven beside the altar: for it is most holy: