Exodus 30:13 This they shall give, every one that passeth among them that are numbered, half a shekel after the shekel of the sanctuary: (a shekel is twenty gerahs:) an half shekel shall be the offering of the Lord. 10 I MC VC

Leviticus 27:25 And all thy estimations shall be according to the shekel of the sanctuary: twenty gerahs shall be the shekel. 10 I MC VC

Ezekiel 45:12 And the shekel shall be twenty gerahs: twenty shekels, five and twenty shekels, fifteen shekels, shall be your maneh. MC VC