Luke 10:1-8

After this the Lord appointed seventy others and sent them on before Him, two by two, to every town or place which He was going to visit.

1 Thessalonians 5:12-13

We beg you, brothers, to practice showing respect to those who labor among you, who are your leaders in the Lord's work, and who advise you;

Treasury of Scripture Knowledge

Summary

Even of the children of Israel's half, Moses took one portion of fifty, both of man and of beast, and gave them unto the Levites, which kept the charge of the tabernacle of the LORD; as the LORD commanded Moses.

Bible References

The levites

Luke 10:1
After this the Lord appointed seventy others and sent them on before Him, two by two, to every town or place which He was going to visit.
1 Thessalonians 5:12
We beg you, brothers, to practice showing respect to those who labor among you, who are your leaders in the Lord's work, and who advise you;