3 And this will be the priests' due from the people, from those who offer a sacrifice, whether it is ox or sheep: that they will give to the priest the shoulder and the two cheeks and the maw.
Deuteronomy 18:3 Cross References - MLV
Leviticus 7:30-34
30 His own hands will bring the offerings of Jehovah made by fire. He will bring the fat with the breast, that the breast may be waved for a wave offering before Jehovah.
31 And the priest will burn the fat upon the altar, but the breast will be Aaron's and his sons'. 32 And the right thigh you* will give to the priest for a heave offering out of the sacrifices of your* peace offerings. 33 He among the sons of Aaron who offers the blood of the peace offerings and the fat, will have the right thigh for a portion. 34 For I have taken the breast of the wave-offering and the thigh from the sons of Israel out of the sacrifices of their peace offerings and have given them to Aaron the priest and to his sons as an everlasting portion from the sons of Israel.
31 And the priest will burn the fat upon the altar, but the breast will be Aaron's and his sons'. 32 And the right thigh you* will give to the priest for a heave offering out of the sacrifices of your* peace offerings. 33 He among the sons of Aaron who offers the blood of the peace offerings and the fat, will have the right thigh for a portion. 34 For I have taken the breast of the wave-offering and the thigh from the sons of Israel out of the sacrifices of their peace offerings and have given them to Aaron the priest and to his sons as an everlasting portion from the sons of Israel.
Deuteronomy 12:27
27 And you will offer your burnt offerings, the flesh and the blood, upon the altar of Jehovah your God and the blood of your sacrifices will be poured out upon the altar of Jehovah your God and you will eat the flesh.