Thematic Bible: Redemption-money of the first-born

All [the] first offspring of a womb of any creature that they offer to Yahweh, whether human or animal, will be yours; you will surely redeem the firstborn of the human and the unclean firstborn of the animal. As to their price of redemption, from {a one-month-old} you will redeem them according to your proper value, five shekels of silver according to the shekel of the sanctuary, which [is] twenty gerah.

You will give the money to Aaron, and to his sons the ransom of the ones who are excessive among them." Verse ConceptsGiving, Of Possessions