Exodus 30:13-14

30:13 Everyone who crosses over to those who are numbered is to pay this: a half shekel according to the shekel of the sanctuary (a shekel weighs twenty gerahs). The half shekel is to be an offering to the Lord. 30:14 Everyone who crosses over to those numbered, from twenty years old and up, is to pay an offering to the Lord.

Exodus 30:24

30:24 and twelve and a half pounds of cassia, all weighed according to the sanctuary shekel, and four quarts of olive oil.

Leviticus 5:15

5:15 “When a person commits a trespass and sins by straying unintentionally from the regulations about the Lord’s holy things, then he must bring his penalty for guilt to the Lord, a flawless ram from the flock, convertible into silver shekels according to the standard of the sanctuary shekel, for a guilt offering.

Leviticus 27:3

27:3 the conversion value of the male from twenty years old up to sixty years old is fifty shekels by the standard of the sanctuary shekel.

Leviticus 27:25

27:25 Every conversion value must be calculated by the standard of the sanctuary shekel; twenty gerahs to the shekel.

Numbers 3:47

3:47 collect five shekels for each one individually; you are to collect this amount in the currency of the sanctuary shekel (this shekel is twenty gerahs).

Numbers 18:16

18:16 And those that must be redeemed you are to redeem when they are a month old, according to your estimation, for five shekels of silver according to the sanctuary shekel (which is twenty gerahs).