Leviticus 7:11-15
And this is the law of the sacrifice of peace offerings, which he shall offer to the LORD.
Nave's Topical Index—AKJV

Leviticus 22:29
And when you will offer a sacrifice of thanksgiving to the LORD, offer it at your own will.
Nave's Topical Index—AKJV

Deuteronomy 12:11,12
Then there shall be a place which the LORD your God shall choose to cause his name to dwell there; thither shall you bring all that I command you; your burnt offerings, and your sacrifices, your tithes, and the heave offering of your hand, and all your choice vows which you vow to the LORD:
Nave's Topical Index—AKJV