Numbers 18:16

When they are one month old, you must buy them back at the fixed price of two ounces of silver using the standard weight of the holy place.

Exodus 30:13

Everyone included in the census must pay the required amount of money. It should be weighed according to the official standard. Everyone must pay this as an offering to me.

Numbers 3:47

It will cost you two ounces of silver per person, using the standard weight of the holy place, to buy them back.

Leviticus 27:2-7

Give the following regulations for the people of Israel: 'When any of you have been given to Jehovah in fulfillment of a special vow, you may be set free by the payment of the following sums of money,

Leviticus 27:25

All values will be set using the standard weight of the holy place.

Ezekiel 45:12

One shekel must weigh twenty gerahs. One mina must weigh sixty shekels.'

Treasury of Scripture Knowledge

Summary

And those that are to be redeemed from a month old shalt thou redeem, according to thine estimation, for the money of five shekels, after the shekel of the sanctuary, which is twenty gerahs.

General references

Bible References

According

Numbers 3:47
It will cost you two ounces of silver per person, using the standard weight of the holy place, to buy them back.
Leviticus 27:2
Give the following regulations for the people of Israel: 'When any of you have been given to Jehovah in fulfillment of a special vow, you may be set free by the payment of the following sums of money,

Which is

Exodus 30:13
Everyone included in the census must pay the required amount of money. It should be weighed according to the official standard. Everyone must pay this as an offering to me.
Leviticus 27:25
All values will be set using the standard weight of the holy place.
Ezekiel 45:12
One shekel must weigh twenty gerahs. One mina must weigh sixty shekels.'

General references

Numbers 3:15
Count the Levites by households and families. Count every male who is at least one month old.