Numbers 4:43-45

New Revised Standard Version, Anglicised Catholic Edition

⁴³ from thirty years old up to fifty years old, everyone who qualified for work relating to the tent of meeting— ⁴⁴ their enrolment by their clans was three thousand two hundred. ⁴⁵ This is the enrolment of the clans of the Merarites, whom Moses and Aaron enrolled according to the commandment of the Lord by Moses.