1 Corinthians 9:14

So also the Lord has ordained to those that announce the glad tidings to live of the glad tidings.

Matthew 10:10

nor scrip for the way, nor two body coats, nor sandals, nor a staff: for the workman is worthy of his nourishment.

1 Corinthians 9:4

Have we not a right to eat and to drink?

Luke 10:7

And in the same house abide, eating and drinking such things as they have; for the workman is worthy of his hire. Remove not from house to house.

1 Timothy 5:17-18

Let the elders who take the lead among the saints well be esteemed worthy of double honour, specially those labouring in word and teaching;

Galatians 6:6

Let him that is taught in the word communicate to him that teaches in all good things.

Treasury of Scripture Knowledge

Summary

Even so hath the Lord ordained that they which preach the gospel should live of the gospel.

Bible References

Ordained

1 Corinthians 9:4
Have we not a right to eat and to drink?
Matthew 10:10
nor scrip for the way, nor two body coats, nor sandals, nor a staff: for the workman is worthy of his nourishment.
Luke 10:7
And in the same house abide, eating and drinking such things as they have; for the workman is worthy of his hire. Remove not from house to house.
Galatians 6:6
Let him that is taught in the word communicate to him that teaches in all good things.
1 Timothy 5:17
Let the elders who take the lead among the saints well be esteemed worthy of double honour, specially those labouring in word and teaching;

General references

Leviticus 7:32
And the right shoulder of the sacrifices of your peace-offerings shall ye give as a heave-offering unto the priest.
Leviticus 22:7
and when the sun goeth down, he shall be clean, and may afterwards eat of the holy things; for it is his food.
Numbers 35:2
Command the children of Israel, that of the inheritance of their possession they give unto the Levites cities to dwell in; and a suburb for the cities round about them shall ye give unto the Levites.
Galatians 6:6
Let him that is taught in the word communicate to him that teaches in all good things.