2 Corinthians 11:9

11:9 When I was with you and was in need, I was not a burden to anyone, for the brothers who came from Macedonia fully supplied my needs. I kept myself from being a burden to you in any way, and will continue to do so.

Galatians 6:6

6:6 Now the one who receives instruction in the word must share all good things with the one who teaches it.