'Free will' in the Bible

And every one who is left, of any of the places where he is a sojourner, assist him do the men of his place with silver, and with gold, and with goods, and with beasts, along with a free-will offering for the house of God, that is in Jerusalem.'

and all the silver and gold that thou findest in all the province of Babylon, with the free-will offerings of the people, and of the priests, offering willingly, for the house of their God that is in Jerusalem,