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.
Cross-references
Exodus 38:26 records the actual collection of half shekels for the tabernacle, fulfilling the command.
Exodus 38:24 uses the same 'shekel of the sanctuary' standard to record gold offered for the tabernacle, reinforcing the consistent sanctuary measurement.
Leviticus 27:25 defines the sanctuary shekel as twenty gerahs, identical to the standard given here.
Numbers 3:47 repeats the twenty-gerah shekel definition for redeeming firstborn sons.
Ezekiel 45:12 reaffirms the twenty-gerah shekel in a future temple vision, showing consistency.
Leviticus 5:15 also values guilt offerings by the 'shekel of the sanctuary', applying the same standard to temple restitution.
Leviticus 27:3 uses the same sanctuary shekel to value persons for vows, extending the principle of sacred valuation.
Numbers 7:13 records leaders' offerings weighed by the sanctuary shekel, showing its use in tabernacle dedication gifts.
Numbers 18:16 fixes redemption prices for firstborn using the same sanctuary shekel, demonstrating ongoing monetary standard.
Matthew 17:24 shows the half-shekel temple tax still collected in Jesus' day, linking the OT law to NT practice.