Numbers 4:35

²⁴These were the sons of Levi after their fathers’ houses, even the heads of the fathers’ houses of those who were counted individually, in the number of names by their polls, who did the work for the service of the LORD’s house, from twenty years old and upward.

²³you shall count them from thirty years old and upward until fifty years old: all who enter in to wait on the service, to do the work in the Tent of Meeting.

²⁶Also the Levites will no longer need to carry the tabernacle and all its vessels for its service.” ²⁷For by the last words of David the sons of Levi were counted, from twenty years old and upward.

³from thirty years old and upward even until fifty years old, all who enter into the service to do the work in the Tent of Meeting.

⁶not a new convert, lest being puffed up he fall into the same condemnation as the devil.

¹³also for the divisions of the priests and the Levites, for all the work of the service of the LORD’s house, and for all the vessels of service in the LORD’s house—

⁴⁷from thirty years old and upward even to fifty years old, everyone who entered in to do the work of service and the work of bearing burdens in the Tent of Meeting,

³⁹from thirty years old and upward even to fifty years old—everyone who entered into the service for work in the Tent of Meeting,

³The Levites were counted from thirty years old and upward; and their number by their polls, man by man, was thirty-eight thousand.

²³Jesus himself, when he began to teach, was about thirty years old, being the son (as was supposed) of Joseph, the son of Heli,