Numbers 8:24

This is that which is the Levites': from a son of five and twenty years and upward he doth go in to serve the host in the service of 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.

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.

Numbers 4:23

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.

1 Chronicles 23:24-27

These are sons of Levi, by the house of their fathers, heads of the fathers, by their appointments, in the number of names, by their polls, doing the work for the service of the house of Jehovah, from a son of twenty years and upward,

1 Chronicles 28:12-13

and the pattern of all that hath been by the Spirit with him, for the courts of the house of Jehovah, and for all the chambers round about, for the treasures of the house of God, and for the treasures of the things sacrificed;

1 Corinthians 9:7

who doth serve as a soldier at his own charges at any time? who doth plant a vineyard, and of its fruit doth not eat? or who doth feed a flock, and of the milk of the flock doth not eat?

2 Corinthians 10:4

for the weapons of our warfare are not fleshly, but powerful to God for bringing down of strongholds,

1 Timothy 1:18

This charge I commit to thee, child Timotheus, according to the prophesies that went before upon thee, that thou mayest war in them the good warfare,

1 Timothy 6:12

be striving the good strife of the faith, be laying hold on the life age-during, to which also thou wast called, and didst profess the right profession before many witnesses.

2 Timothy 2:3-5

thou, therefore, suffer evil as a good soldier of Jesus Christ;

Treasury of Scripture Knowledge

Summary

This is it that belongeth unto the Levites: from twenty and five years old and upward they shall go in to wait upon the service of the tabernacle of the congregation:

General references

Bible References

From twenty

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 23:24
These are sons of Levi, by the house of their fathers, heads of the fathers, by their appointments, in the number of names, by their polls, doing the work for the service of the house of Jehovah, from a son of twenty years and upward,
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 28:12
and the pattern of all that hath been by the Spirit with him, for the courts of the house of Jehovah, and for all the chambers round about, for the treasures of the house of God, and for the treasures of the things sacrificed;

Wait upon

1 Corinthians 9:7
who doth serve as a soldier at his own charges at any time? who doth plant a vineyard, and of its fruit doth not eat? or who doth feed a flock, and of the milk of the flock doth not eat?
2 Corinthians 10:4
for the weapons of our warfare are not fleshly, but powerful to God for bringing down of strongholds,
1 Timothy 1:18
This charge I commit to thee, child Timotheus, according to the prophesies that went before upon thee, that thou mayest war in them the good warfare,
1 Timothy 6:12
be striving the good strife of the faith, be laying hold on the life age-during, to which also thou wast called, and didst profess the right profession before many witnesses.
2 Timothy 2:3
thou, therefore, suffer evil as a good soldier of Jesus Christ;

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,