Exodus 38:26
a bekah for every man, half a shekel, after the shekel of the sanctuary, for everyone that went to be numbered, from twenty years old and upward, for six hundred three thousand, five hundred fifty men.
Numbers 1:46
even all those who were numbered were six hundred three thousand, five hundred and fifty.
Exodus 12:37
And the sons of Israel journeyed from Rameses to Succoth, the men being about six hundred thousand men on foot, apart from little ones.
Exodus 30:13
They shall give this, every one that passes among those who are counted, half a shekel after the shekel of the sanctuary (a shekel is twenty gerahs); a half shekel shall be the offering of Jehovah.
Exodus 30:15-16
The rich shall not give more, and the poor shall not give less, than half a shekel, when they give an offering to Jehovah to make an atonement for your souls.