Numbers 18:16

And their ransomed ones from a son of a month, thou dost ransom with thy valuation, of silver, five shekels, by the shekel of the sanctuary, twenty gerahs it is.

Exodus 30:13

This they do give, every one passing over unto those numbered, half a shekel, by the shekel of the sanctuary (the shekel is twenty gerahs); half a shekel is the heave-offering to Jehovah;

Numbers 3:47

thou hast even taken five shekels a-piece by the poll -- by the shekel of the sanctuary thou takest; twenty gerahs the shekel is;

Leviticus 27:2-7

Speak unto the sons of Israel, and thou hast said unto them, When a man maketh a wonderful vow, by thy valuation the persons are Jehovah's.

Leviticus 27:25

And all thy valuation is by the shekel of the sanctuary: twenty gerahs is the shekel.

Ezekiel 45:12

And, the shekel is twenty gerah: twenty shekels, five and twenty shekels, fifteen shekels -- is 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 hast even taken five shekels a-piece by the poll -- by the shekel of the sanctuary thou takest; twenty gerahs the shekel is;
Leviticus 27:2
Speak unto the sons of Israel, and thou hast said unto them, When a man maketh a wonderful vow, by thy valuation the persons are Jehovah's.

Which is

Exodus 30:13
This they do give, every one passing over unto those numbered, half a shekel, by the shekel of the sanctuary (the shekel is twenty gerahs); half a shekel is the heave-offering to Jehovah;
Leviticus 27:25
And all thy valuation is by the shekel of the sanctuary: twenty gerahs is the shekel.
Ezekiel 45:12
And, the shekel is twenty gerah: twenty shekels, five and twenty shekels, fifteen shekels -- is your maneh.

General references

Numbers 3:15
'Number the sons of Levi by the house of their fathers, by their families; every male from a son of a month and upward thou dost number them.'