Numbers 3:47 in the King James Version
Thou shalt even take five shekels apiece by the poll, after the shekel of the sanctuary shalt thou take them: (the shekel is twenty gerahs:)
Context
46 For the redemption of the two hundred seventy-three of the firstborn of the children of Israel who exceed the number of the Levites,
47 you shall take five shekels apiece for each one; according to the shekel of the sanctuary you shall take them (the shekel is twenty gerahs);
48 and you shall give the money, with which their remainder is redeemed, to Aaron and to his sons.”