2 Corinthians 9:5

9:5 Therefore I thought it necessary to urge these brothers to go to you in advance and to arrange ahead of time the generous contribution you had promised, so this may be ready as a generous gift and not as something you feel forced to do.

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.

2 Corinthians 12:14

12:14 Look, for the third time I am ready to come to you, and I will not be a burden to you, because I do not want your possessions, but you. For children should not have to save up for their parents, but parents for their children.