Numbers 18:16

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

Exodus 30:13

This they shall give, every one that passeth over unto them that are numbered, half a shekel after the shekel of the sanctuary; (the shekel is twenty gerahs;) half a shekel for an offering to Jehovah.

Numbers 3:47

thou shalt take five shekels apiece by the poll; after the shekel of the sanctuary shalt thou take them (the shekel is twenty gerahs):

Leviticus 27:2-7

Speak unto the children of Israel, and say unto them, When a man shall accomplish a vow, the persons shall be for Jehovah by thy estimation.

Leviticus 27:25

And all thy estimations shall be according to the shekel of the sanctuary: twenty gerahs shall be the shekel.

Ezekiel 45:12

And the shekel shall be twenty gerahs; twenty shekels, five and twenty shekels, fifteen shekels, shall be your maneh.

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
thou shalt take five shekels apiece by the poll; after the shekel of the sanctuary shalt thou take them (the shekel is twenty gerahs):
Leviticus 27:2
Speak unto the children of Israel, and say unto them, When a man shall accomplish a vow, the persons shall be for Jehovah by thy estimation.

Which is

Exodus 30:13
This they shall give, every one that passeth over unto them that are numbered, half a shekel after the shekel of the sanctuary; (the shekel is twenty gerahs;) half a shekel for an offering to Jehovah.
Leviticus 27:25
And all thy estimations shall be according to the shekel of the sanctuary: twenty gerahs shall be the shekel.
Ezekiel 45:12
And the shekel shall be twenty gerahs; twenty shekels, five and twenty shekels, fifteen shekels, shall be your maneh.

General references

Numbers 3:15
Number the children of Levi by their fathers houses, by their families: every male from a month old and upward shalt thou number them.

American Standard Version Public Domain