Exodus 38:26
a beka a head (that is, half a shekel, by the shekel of the sanctuary), for everyone who was listed in the records, from twenty years old and upward, for 603,550 men.
Numbers 1:46
all those listed were 603,550.
Exodus 12:37
And the people of Israel journeyed from Rameses to Succoth, about six hundred thousand men on foot, besides women and children.
Exodus 30:13
Each one who is numbered in the census shall give this: half a shekel according to the shekel of the sanctuary (the shekel is twenty gerahs),half a shekel as an offering to the LORD.
Exodus 30:15-16
The rich shall not give more, and the poor shall not give less, than the half shekel, when you give the LORD's offering to make atonement for your lives.