Exodus 30:13

This is what everyone who is counted shall give [as he joins those already counted]: a half shekel, according to the sanctuary shekel (the shekel is twenty gerahs); a half shekel as a contribution to the Lord.

Leviticus 27:25

Every valuation of yours shall be in accordance with the sanctuary shekel; twenty gerahs shall make a shekel.

Numbers 3:47

you shall take five shekels apiece, per head, you shall take them in terms of the sanctuary shekel (the shekel is twenty gerahs),

Ezekiel 45:12

The shekel shall be twenty gerahs; twenty shekels, twenty-five shekels, and fifteen shekels [added together, a total of sixty] shall be your maneh (mina).

Exodus 38:26

a beka for each man (that is, half a shekel according to the shekel of the sanctuary) for everyone who was counted, from twenty years old and upward, for 603,550 men.

Matthew 17:24

When they arrived in Capernaum, the collectors of the half-shekel [temple tax] went up to Peter and said, “Does not your teacher pay the half-shekel?”

Matthew 27:24

So when Pilate saw that he was getting nowhere, but rather that a riot was breaking out, he took water and washed his hands [to ceremonially cleanse himself of guilt] in the presence of the crowd, saying, “I am innocent of this [righteous] Man’s blood; see to that yourselves.”

Treasury of Scripture Knowledge

Summary

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.

Bible References

A shekel is

Leviticus 27:25
Every valuation of yours shall be in accordance with the sanctuary shekel; twenty gerahs shall make a shekel.
Numbers 3:47
you shall take five shekels apiece, per head, you shall take them in terms of the sanctuary shekel (the shekel is twenty gerahs),
Ezekiel 45:12
The shekel shall be twenty gerahs; twenty shekels, twenty-five shekels, and fifteen shekels [added together, a total of sixty] shall be your maneh (mina).