Philippians 4:15
You Philippians are well aware that in the early days of the gospel, when I had left Macedonia, no church but yourselves had any financial dealings with me;
Philippians 1:5
for what you have contributed to the gospel from the very first day down to this moment;
2 Corinthians 11:8-12
I made a levy on other churches, I took pay from them so as to minister to you;
Acts 16:40-5
So they left the prison and went to Lydia's house, where they saw the brothers and encouraged them; then they departed.
2 Corinthians 12:11-15
Now this is playing the fool! But you forced me to it, instead of coming forward yourselves and vouching for me. That was what I deserved; for, 'nobody' as I am, I am not one whit inferior to these precious 'apostles.'