Treasury of Scripture Knowledge

Summary

From thirty years old and upward even unto fifty years old, every one that entereth into the service, for the work in the tabernacle of the congregation:

Bible References

General references

Numbers 4:3
All those from thirty to fifty years old who are able to do the work of the Tent of meeting.
Numbers 8:24
This is the rule for the Levites: those of twenty-five years old and over are to go in and do the work of the Tent of meeting;
1 Chronicles 23:3
And the Levites, all those of thirty years old and over, were numbered; and the number of them, by heads, man by man, was thirty-eight thousand.
1 Chronicles 28:13
And for the divisions of the priests and Levites, and for all the work in connection with the worship of the house of the Lord, and all the vessels used in the house of the Lord;
Luke 3:23
And Jesus at this time was about thirty years old, being the son (as it seemed) of Joseph, the son of Heli,
1 Timothy 3:6
Not one newly taken into the church, for fear that, through his high opinion of himself, he may come into the same sin as the Evil One.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain