Numbers 4:38-40

New Revised Standard Version, Anglicised

³⁸ The enrolment of the Gershonites, by their clans and their ancestral houses, ³⁹ from thirty years old up to fifty years old, everyone who qualified for work relating to the tent of meeting— ⁴⁰ their enrolment by their clans and their ancestral houses was two thousand six hundred and thirty.