Numbers 4:46-48

New Revised Standard Version, Anglicised

⁴⁶ All those who were enrolled of the Levites, whom Moses and Aaron and the leaders of Israel enrolled, by their clans and their ancestral houses, ⁴⁷ from thirty years old up to fifty years old, everyone who qualified to do the work of service and the work of bearing burdens relating to the tent of meeting, ⁴⁸ their enrolment was eight thousand five hundred and eighty.