New Revised Standard Version
Moses spoke to Aaron and to his remaining sons, Eleazar and Ithamar: Take the grain offering that is left from the LORD’s offerings by fire, and eat it unleavened beside the altar, for it is most holy;

Contemporary English Version
Moses told Aaron and his two sons, Eleazar and Ithamar: The grain sacrifice that was offered to give thanks to the LORD is very holy. So make bread without yeast from the part that wasn't sent up in smoke and eat it beside the altar.

New American Bible
Moses said to Aaron and his surviving sons, Eleazar and Ithamar, “Take the grain offering left over from the oblations to the LORD, and eat it beside the altar in the form of unleavened cakes, since it is most holy.

Douay-Rheims Bible
And Moses spoke to Aaron, and to Eleazar and Ithamar, his sons that were left: Take the sacrifice that is remaining of the oblation of the Lord, and eat it without leaven beside the altar, because it is holy of holies.

And Moses spoke to Aaron, and to Eleazar and Ithamar, his sons that were left: Take the sacrifice that is remaining of the oblation of the Lord, and eat it without leaven beside the altar, because it is holy of holies.

Take

Leviticus 2:1-16 When any one shall offer an oblation of sacrifice to the Lord, his offering shall be of fine flour: and he shall pour oil upon it, and put frankincense, . . .

Leviticus 6:15-18 The priest shall take a handful of the flour that is tempered with oil, and all the frankincense that is put upon the flour: and he shall burn on the altar for a memorial of most sweet odour to the Lord. . . .

Leviticus 7:9 And every sacrifice of flour that is baked in the oven, and whatsoever is dressed on the gridiron, or in the fryingpan, shall be the priest's that offereth it.

Leviticus 21:22 He shall eat nevertheless of the loaves that are offered in the sanctuary.

Exodus 29:2 And unleavened bread, and a cake without leaven, tempered with oil, wafers also unleavened, anointed with oil: thou shalt make them all of wheaten flour.

Numbers 18:9,10 These therefore shalt thou take of the things that are sanctified, and are offered to the Lord. Every offering, and sacrifice, and whatsoever is rendered to me for sin and for trespass, and becometh holy of holies, shall be for thee and thy sons. . . .

Ezekiel 44:29 They shall eat the victim both for sin and for trespass: and every vowed thing in Israel shall be theirs.

for it is most

Leviticus 21:22 He shall eat nevertheless of the loaves that are offered in the sanctuary.