And you shall give the money, with which the excess number of them is redeemed, to Aaron and his sons."
Numbers 3:48
Surrounding context
3:47 you shall take five shekels for each one individually; you shall take them in the currency of the shekel of the sanctuary, the shekel of twenty gerahs.
3:48 And you shall give the money, with which the excess number of them is redeemed, to Aaron and his sons."
3:49 So Moses took the redemption money from those who were over and above those who were redeemed by the Levites.