Numbers 3:49 And Moses took the redemption-money from them that were over and above them that were redeemed by the Levites; (JPS ASV WBS)
Numbers 3:51 And Moses gave the redemption-money unto Aaron and to his sons, according to the word of the LORD, as the LORD commanded Moses. (JPS ASV)
Numbers 18:16 And their redemption-money--from a month old shalt thou redeem them--shall be, according to thy valuation, five shekels of silver, after the shekel of the sanctuary--the same is twenty gerahs. (JPS)