50 From the firstborn of the Israelites he collected silver weighing 1,365 shekels,a according to the sanctuary shekel.

Read Numbers 3:50 Using Other Translations

Of the firstborn of the children of Israel took he the money; a thousand three hundred and threescore and five shekels, after the shekel of the sanctuary:
From the firstborn of the people of Israel he took the money, 1,365 shekels, by the shekel of the sanctuary.
He collected 1,365 pieces of silver on behalf of these firstborn sons of Israel (each piece weighing the same as the sanctuary shekel).