Exodus 29:28

and it shall be for Aaron and for his sons by a perpetual statute of the sons of Israel, for it is something set apart, and it shall be set apart of the sons of Israel of the sacrifice of their peace offerings; it shall be something of theirs set apart unto the LORD.

Exodus 29:27

And thou shalt set apart the breast of the waved offering and the shoulder of the sanctification, that which was waved and that which was sanctified of the ram of the consecrations of Aaron and of his sons;

Leviticus 3:1

And if his offering is a sacrifice of peace, if he offers it of the bovine cattle, whether it is male or female, he shall offer it without blemish before the LORD.

Leviticus 7:11-38

And this shall be the law of the sacrifice of peace, which shall be offered unto the LORD.

Leviticus 10:14-15

And the waved breast and elevated shoulder shall ye likewise eat in a clean place, thou and thy sons and thy daughters with thee; for they are thy due and thy sons' due, which are given out of the sacrifices of the peace of the sons of Israel.

Numbers 15:19-20

then it shall be that when ye begin to eat of the bread of the land, ye shall offer up an offering unto the LORD.

Numbers 18:24

For unto the Levites I have given the tithes of the sons of Israel as inheritance, which they shall offer unto the LORD as offerings; therefore, I have said unto them, Among the sons of Israel they shall possess no inheritance.

Numbers 18:29

Out of all your gifts ye shall offer every offering unto the LORD, of all the best thereof ye shall offer the portion that is to be dedicated.

Numbers 31:29

Take it from their half and give Eleazar, the priest, the offering of the LORD.

Numbers 31:41

And Moses gave the tribute, which was the LORD's heave offering, unto Eleazar, the priest, as the LORD had commanded Moses.

Deuteronomy 18:3

And this shall be the right of the priest from the people, from those that offer a sacrifice, whether it be ox or sheep; they shall give unto the priest the shoulder and the two cheeks and the maw.

Treasury of Scripture Knowledge

Summary

And it shall be Aaron's and his sons' by a statute for ever from the children of Israel: for it is an heave offering: and it shall be an heave offering from the children of Israel of the sacrifice of their peace offerings, even their heave offering unto the LORD.

Bible References

Aaron's

Leviticus 7:32
And ye shall give unto the priest to be elevated in offering the right shoulder of the sacrifices of your peace.
Leviticus 10:14
And the waved breast and elevated shoulder shall ye likewise eat in a clean place, thou and thy sons and thy daughters with thee; for they are thy due and thy sons' due, which are given out of the sacrifices of the peace of the sons of Israel.
Deuteronomy 18:3
And this shall be the right of the priest from the people, from those that offer a sacrifice, whether it be ox or sheep; they shall give unto the priest the shoulder and the two cheeks and the maw.

Is an heave

Exodus 29:27
And thou shalt set apart the breast of the waved offering and the shoulder of the sanctification, that which was waved and that which was sanctified of the ram of the consecrations of Aaron and of his sons;
Leviticus 7:14
And out of the whole offering he shall offer part to be elevated in offering unto the LORD, and it shall be the priest's that sprinkles the blood of the peace.
Numbers 15:19
then it shall be that when ye begin to eat of the bread of the land, ye shall offer up an offering unto the LORD.
Numbers 18:24
For unto the Levites I have given the tithes of the sons of Israel as inheritance, which they shall offer unto the LORD as offerings; therefore, I have said unto them, Among the sons of Israel they shall possess no inheritance.
Numbers 31:29
Take it from their half and give Eleazar, the priest, the offering of the LORD.

Sacrifice

Leviticus 3:1
And if his offering is a sacrifice of peace, if he offers it of the bovine cattle, whether it is male or female, he shall offer it without blemish before the LORD.
Leviticus 7:11
And this shall be the law of the sacrifice of peace, which shall be offered unto the LORD.

General references

Leviticus 10:14
And the waved breast and elevated shoulder shall ye likewise eat in a clean place, thou and thy sons and thy daughters with thee; for they are thy due and thy sons' due, which are given out of the sacrifices of the peace of the sons of Israel.
Numbers 15:21
Of the firstfruits of your dough ye shall give unto the LORD an offering in your generations.
Numbers 18:18
And the flesh shall be thine, as the wave breast and as the right shoulder shall be thine.