Numbers 18:16

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.

Exodus 30:13

This they will give, {everyone who is counted}, the half shekel, according to the sanctuary shekel, [which is] twenty gerahs per shekel. The half shekel [is] a contribution for Yahweh.

Numbers 3:47

you will receive five shekels a person, in the sanctuary shekel; you will collect twenty gerahs [per] shekel.

Leviticus 27:2-7

"Speak to the {Israelites}, and say to them, 'When a man makes a vow according to your proper value [of] persons to Yahweh,

Leviticus 27:25

And every proper value of yours shall be in the sanctuary's shekel--the shekel shall be twenty gerahs.

Ezekiel 45:12

And the shekel [shall weigh] twenty gerahs, twenty shekels and five and twenty shekels [and] ten and five shekels, [that] shall make the mina for you.

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
you will receive five shekels a person, in the sanctuary shekel; you will collect twenty gerahs [per] shekel.
Leviticus 27:2
"Speak to the {Israelites}, and say to them, 'When a man makes a vow according to your proper value [of] persons to Yahweh,

Which is

Exodus 30:13
This they will give, {everyone who is counted}, the half shekel, according to the sanctuary shekel, [which is] twenty gerahs per shekel. The half shekel [is] a contribution for Yahweh.
Leviticus 27:25
And every proper value of yours shall be in the sanctuary's shekel--the shekel shall be twenty gerahs.
Ezekiel 45:12
And the shekel [shall weigh] twenty gerahs, twenty shekels and five and twenty shekels [and] ten and five shekels, [that] shall make the mina for you.

General references

Numbers 3:15
"Muster the descendants of Levi according to {their families}, according to their clans. You will count every male from {one month} and above."