Numbers 4:47

from a son of thirty years and upward even unto a son of fifty years, every one who is going in to do the work of the service, even the service of burden in the tent of meeting,

Numbers 4:3

from a son of thirty years and upward, even till a son of fifty years, every one going in to the host, to do work in the tent of meeting.

Numbers 4:15

And Aaron hath finished -- his sons also -- covering the sanctuary, and all the vessels of the sanctuary, in the journeying of the camp, and afterwards do the sons of Kohath come in to bear it, and they do not come unto the holy thing, that they have died; these things are the burden of the sons of Kohath in the tent of meeting.

Numbers 4:23-24

from a son of thirty years and upward, till a son of fifty years thou dost number them, every one who is going in to serve the host, to do the service in the tent of meeting.

Numbers 4:30

from a son of thirty years and upward even unto a son of fifty years thou dost number them, every one who is going in to the host, to do the service of the tent of meeting.

Numbers 4:37

These are those numbered of the families of the Kohathite, every one who is serving in the tent of meeting, whom Moses and Aaron numbered, by the command of Jehovah, by the hand of Moses.

1 Chronicles 23:3

and the Levites are numbered from a son of thirty years and upward, and their number, by their polls, is of mighty men thirty and eight thousand.

1 Chronicles 23:27

for by the last words of David they took the number of the sons of Levi from a son of twenty years and upward,

Romans 12:6-8

And having gifts, different according to the grace that was given to us; whether prophecy -- 'According to the proportion of faith!'

1 Corinthians 12:4-31

And there are diversities of gifts, and 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
from a son of thirty years and upward, even till a son of fifty years, every one going in to the host, to do work in the tent of meeting.
1 Chronicles 23:3
and the Levites are numbered from a son of thirty years and upward, and their number, by their polls, is of mighty men thirty and eight thousand.

Every one

Numbers 4:15
And Aaron hath finished -- his sons also -- covering the sanctuary, and all the vessels of the sanctuary, in the journeying of the camp, and afterwards do the sons of Kohath come in to bear it, and they do not come unto the holy thing, that they have died; these things are the burden of the sons of Kohath in the tent of meeting.
Romans 12:6
And having gifts, different according to the grace that was given to us; whether prophecy -- 'According to the proportion of faith!'
1 Corinthians 12:4
And there are diversities of gifts, and the same Spirit;

General references

Numbers 4:35
from a son of thirty years and upward even unto a son of fifty years, every one who is going in to the host, for service in the tent of meeting,