nkjv Exodus:30:13-15-16
nkjv@Exodus:30:13 @ This is what everyone among those who are numbered shall give: half a shekel according to the shekel of the sanctuary (a shekel is twenty gerahs). The half-shekel shall be an offering to the LORD.
nkjv@Exodus:30:14 @ Everyone included among those who are numbered, from twenty years old and above, shall give an offering to the LORD.
nkjv@Exodus:30:15 @ The rich shall not give more and the poor shall not give less than half a shekel, when you give an offering to the LORD, to make atonement for yourselves.