Leviticus 3:17

“In the tent of meeting, outside the veil which is before the testimony, Aaron and his sons shall keep it in order from evening to morning before Yahweh; it shall be a perpetual statute throughout their generations for the sons of Israel.

“Speak to the sons of Israel, saying, ‘You shall not eat any fat from an ox, a sheep, or a goat.

‘And any man from the house of Israel, or from the sojourners who sojourn among them, who eats any blood, I will set My face against that person who eats blood and will cut him off from among his people.

and for the sacrifice of peace offerings, two oxen, five rams, five male goats, five male lambs one year old. This was the offering of Gamaliel the son of Pedahzur.

“And you shall offer your burnt offerings, the flesh and the blood, on the altar of Yahweh your God; and the blood of your sacrifices shall be poured out on the altar of Yahweh your God, and you shall eat the flesh.

So the people rushed greedily upon the spoil, and they took sheep and oxen and calves and slaughtered them on the ground; and the people ate them with the blood.

“But the Levitical priests, the sons of Zadok, who kept the responsibility of My sanctuary when the sons of Israel went astray from Me, shall come near to Me to minister to Me; and they shall stand before Me to bring near to Me the fat and the blood,” declares Lord Yahweh.

but that we write to them that they abstain from things contaminated by idols and from sexual immorality and from what is strangled and from blood.