Numbers 3:48

Legacy Standard Bible

and give the money, the redemption price of those who are in excess among them, to Aaron and to his sons.”

See the chapter Copy

you shall take five shekels apiece, per head; you shall take them in terms of the shekel of the sanctuary (the shekel is twenty gerahs),

So Moses took the money of the redemption price from those who were in excess, beyond those redeemed by the Levites;

Then Moses gave the money of the redemption price to Aaron and to his sons, at the command of Yahweh, just as Yahweh had commanded Moses.