'Voluntary offerings' in the Bible
And they took from Moses all the contributions that the {Israelites} had brought for the work of the service for the sanctuary in order to do it, and they still brought to him voluntary offerings {every morning}.
Speak unto Aaron, and to his sons, and unto all the children of Israel, and say unto them, Whatever man of the house of Israel, or of the sojourners in Israel, that presenteth his offering for any of his vows, and for any of his voluntary offerings, which they present to Jehovah as a burnt-offering,
besides the sabbaths of Jehovah, and besides your gifts, and besides all your vows, and besides all your voluntary offerings, which ye give to Jehovah.
These shall ye offer to Jehovah in your set feasts, besides your vows, and your voluntary-offerings, for your burnt-offerings, and for your oblations, and for your drink-offerings, and for your peace-offerings.
and thither ye shall bring your burnt-offerings and your sacrifices, and your tithes, and the heave-offering of your hand, and your vows, and your voluntary-offerings, and the firstlings of your kine and of your sheep;
Thou mayest not eat within thy gates the tithe of thy corn, or of thy new wine, or of thine oil, or the firstlings of thy kine or of thy sheep, nor any of thy vows which thou vowest, nor thy voluntary-offerings, nor the heave-offering of thy hand;
So the leaders of the ancestral households presented their voluntary offerings, as did the leaders of the tribes, the commanders of thousands and hundreds, and the officials in charge of the king's business.
But who am I, and who are my people, that we make such voluntary offerings as these? For all things come from you, and from your own hand we are giving to you.
And Kore the son of Jimnah the Levite, the doorkeeper toward the east, was over the voluntary-offerings of God, to distribute the heave-offerings of Jehovah, and the most holy things.
Anyone who survives in any of those places where he is a resident foreigner must be helped by his neighbors with silver, gold, equipment, and animals, along with voluntary offerings for the temple of God which is in Jerusalem.'"
All their neighbors assisted them with silver utensils, gold, equipment, animals, and expensive gifts, not to mention all the voluntary offerings.
When they came to the Lord's temple in Jerusalem, some of the family leaders offered voluntary offerings for the temple of God in order to rebuild it on its site.
After that, they offered all of the continual burnt offerings and the New Moon sacrifices for all of the designated festivals of the LORD that were being consecrated, along with all the voluntary offerings that were dedicated to the LORD.
Accept, I beseech thee, Jehovah, the voluntary-offerings of my mouth, and teach me thy judgments.