Numbers 4:47

Those from thirty to fifty years old who were able to do the work of the Tent of meeting and of its transport,

Numbers 4:3

All those from thirty to fifty years old who are able to do the work of the Tent of meeting.

Numbers 4:15

And after the holy place and all its vessels have been covered up by Aaron and his sons, when the tents of the people go forward, the sons of Kohath are to come and take it up; but the holy things may not be touched by them for fear of death.

Numbers 4:23-24

All those from thirty to fifty years old who are able to do the work of the Tent of meeting.

Numbers 4:30

Every one from thirty to fifty years old who is able to do the work of the Tent of meeting.

Numbers 4:37

This is the number of those of the Kohathites who did the work in the Tent of meeting, as they were numbered by Moses and Aaron at the order of the Lord.

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 23:27

So among the last acts of David was the numbering of the sons of Levi, from twenty years old and over.

Romans 12:6-8

And having different qualities by reason of the grace given to us, such as the quality of a prophet, let it be made use of in relation to the measure of our faith;

1 Corinthians 12:4-31

Now there are different qualities given to men, but the same Spirit.

Treasury of Scripture Knowledge

Summary

From thirty years old and upward even unto fifty years old, every one that came to do the service of the ministry, and the service of the burden in the tabernacle of the congregation,

General references

Bible References

From thirty

Numbers 4:3
All those from thirty to fifty years old who are able to 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.

Every one

Numbers 4:15
And after the holy place and all its vessels have been covered up by Aaron and his sons, when the tents of the people go forward, the sons of Kohath are to come and take it up; but the holy things may not be touched by them for fear of death.
Romans 12:6
And having different qualities by reason of the grace given to us, such as the quality of a prophet, let it be made use of in relation to the measure of our faith;
1 Corinthians 12:4
Now there are different qualities given to men, but the same Spirit.

General references

Numbers 4:35
Numbering all those from thirty to fifty years old who were able to do the work in the Tent of meeting;

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