'Free will' in the Bible

And Kore the son of Imnah the Levite, the porter at the east [gate], was over the freewill-offerings of God, to distribute the oblations of LORD, and the most holy things.

And his rulers gave for a freewill-offering to the people, to the priests, and to the Levites. Hilkiah and Zechariah and Jehiel, the rulers of the house of God, gave to the priests for the Passover offerings two thousand and six hu