Romans 15:27

For they were pleased to do so; and they are their debtors: for if the Gentiles participated in spiritual things, they owe it to them also to minister unto them in carnal things.

1 Corinthians 9:11

If we have sown unto you spiritual things, is it a great thing if we shall reap your carnal things?

Galatians 6:6

But let the one who is taught the word communicate to the one teaching in all good things.

Romans 11:17

And if certain ones of the branches were broken off, and you being a wild olive-tree are grafted in among them, and have become a partaker of the root of the fatness of the olive-tree;

Treasury of Scripture Knowledge

Summary

It hath pleased them verily; and their debtors they are. For if the Gentiles have been made partakers of their spiritual things, their duty is also to minister unto them in carnal things.

General references

Bible References

And

Romans 11:17
And if certain ones of the branches were broken off, and you being a wild olive-tree are grafted in among them, and have become a partaker of the root of the fatness of the olive-tree;
1 Corinthians 9:11
If we have sown unto you spiritual things, is it a great thing if we shall reap your carnal things?
Galatians 6:6
But let the one who is taught the word communicate to the one teaching in all good things.
Philemon 1:19
I Paul have written with my own hand, I will pay it: not that I may say to you that you even owe yourself to me.

General references

Galatians 6:6
But let the one who is taught the word communicate to the one teaching in all good things.