even those who were numbered of them, by their families, by their fathers' houses, were two thousand six hundred thirty.
El`azar the son of Aharon the Kohen shall be prince of the princes of the Levites, with the oversight of those who keep the charge of the sanctuary.
from thirty years old and upward even to fifty years old, everyone who entered into the service, for work in the Tent of Meeting,
These are those who were numbered of the families of the sons of Gershon, all who served in the Tent of Meeting, whom Moshe and Aharon numbered according to the mitzvah of the LORD.