Numbers 18:16

And from a month old shalt thou effect their ransom, a ransom according to thine estimation, for the price of five shekels, after the shekel of the sanctuary, which is twenty gerahs.

Exodus 30:13

This shall be given by every one that passes among those that are numbered: half a shekel after the shekel of the sanctuary (a shekel is twenty gerahs); a half shekel shall be the offering to the LORD.

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 of twenty gerahs).

Leviticus 27:2-7

Speak unto the sons of Israel and say unto them, When someone shall make a special vow unto the LORD, according to the estimation of the persons that are to be redeemed, thus shall be thy estimation:

Leviticus 27:25

And all thy values 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, with twenty-five shekels, and 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 of twenty gerahs).
Leviticus 27:2
Speak unto the sons of Israel and say unto them, When someone shall make a special vow unto the LORD, according to the estimation of the persons that are to be redeemed, thus shall be thy estimation:

Which is

Exodus 30:13
This shall be given by every one that passes among those that are numbered: half a shekel after the shekel of the sanctuary (a shekel is twenty gerahs); a half shekel shall be the offering to the LORD.
Leviticus 27:25
And all thy values 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, with twenty-five shekels, and fifteen shekels, shall be your maneh.

General references

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