Deuteronomy 12:27

12:27 You must offer your burnt offerings, both meat and blood, on the altar of the Lord your God; the blood of your other sacrifices you must pour out on his altar while you eat the meat.

Deuteronomy 18:3

18:3 This shall be the priests’ fair allotment from the people who offer sacrifices, whether bull or sheep – they must give to the priest the shoulder, the jowls, and the stomach.