Offerings: Different Kinds of Free-Will
Source: TTT
Leviticus 23:38
These offerings are in addition to the offerings for the LORD’s Sabbaths, and in addition to your gifts, to all your vow offerings, and to all the freewill offerings you give to the LORD.
Deuteronomy 16:10
And you shall celebrate the Feast of Weeks to the LORD your God with a freewill offering that you give in proportion to how the LORD your God has blessed you,
Deuteronomy 23:23
Be careful to follow through on what comes from your lips, because you have freely vowed to the LORD your God with your own mouth.