2 Corinthians 12:13
For what is it in which you were inferior to other churches, except it be that I myself was not burdensome to you? forgive me this wrong.
1 Corinthians 9:12
If others be partakers of this right over you, are not we rather? Nevertheless we have not used this right; but endure all things, lest we should hinder the gospel of Christ.
2 Corinthians 12:14
Behold, the third time I am ready to come to you; and I will not be burdensome to you: for I seek not yours, but you: for the children ought not to lay up for the parents, but the parents for the children.
1 Corinthians 9:6
Or I only and Barnabas, have not we the right to forbear working?
1 Corinthians 9:15-18
But I have used none of these things: neither have I written these things, that it should be so done unto me: for it were better for me to die, than that any man should make my boasting void.
2 Corinthians 11:7-9
Have I committed an offense in humbling myself that you might be exalted, because I have preached to you the gospel of God freely?