from thirty years old to fifty years old, everyone who entered the service for work at the tent of meeting —
In context
37These are those registered from the clans of the Kohathites, everyone who served at the tent of meeting, whom Moses and Aaron numbered at Yahweh’s command, through Moses. 38Those registered from the descendants of Gershon, by their clans and by their ancestral houses, 39from thirty years old to fifty years old, everyone who entered the service for work at the tent of meeting — 40those registered, by their clans and ancestral houses, numbered two thousand, six hundred and thirty. 41These are those registered from the clans of the descendants of Gershon, everyone who served at the tent of meeting, whom Moses and Aaron numbered at Yahweh’s command.