Exodus 38:26
a beka a head, [that is], half a shekel, after the shekel of the sanctuary, for everyone who passed over to those who were numbered, from twenty years old and upward, for six hundred and three thousand and five hundred and fifty me
Numbers 1:46
even all those who were numbered were six hundred three thousand and five hundred and fifty.
Exodus 12:37
And the sons of Israel journeyed from Rameses to Succoth, about six hundred thousand on foot who were men, besides children.
Exodus 30:13
This they shall give, everyone who passes over to those who are numbered: half a shekel after the shekel of the sanctuary, (the shekel is twenty gerahs,) half a shekel for an offering to LORD.
Exodus 30:15-16
The rich shall not give more, and the poor shall not give less, than the half shekel, when they give the offering of LORD, to make atonement for your souls.