Thematic Bible: Of the firstborn

And for those that are to be redeemed of the two hundred and seventy and three, of the first-born of the children of Israel, which are more than the Levites: 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. And thou shalt give to Aaron and to his sons the money, with which the odd number of them is to be redeemed. read more.
And Moses took the redemption-money of them that were over and above them that were redeemed by the Levites: Of the first-born of the children of Israel he took the money; a thousand three hundred and sixty and five shekels, after the shekel of the sanctuary. And Moses gave the money of them that were redeemed to Aaron, and to his sons, according to the word of the LORD, as the LORD commanded Moses.

Every thing that openeth the matrix in all flesh, which they bring to the LORD, whether of men or beast, shall be thine: nevertheless, the first born of man shalt thou surely redeem, and the firstling of unclean beasts shalt thou redeem. And those that are to be redeemed from a month old shalt thou redeem, according to thy estimation, for the money of five shekels, after the shekel of the sanctuary, which is twenty gerahs.