1 Corinthians 16:2
On the first day of every week let each of you put on one side and store up at his home whatever gain has been granted to him; so that whenever I come, there may then be no collections going on.
2 Corinthians 8:10
But in this matter I give you an opinion; for my doing this helps forward your own intentions, seeing that not only have you begun operations, but a year ago you already had the desire to do so.
2 Corinthians 8:12
For, assuming the earnest willingness, the gift is acceptable according to whatever a man has, and not according to what he has not.
2 Corinthians 9:5-11
I have thought it absolutely necessary therefore to request these brethren to visit you before I myself come, and to make sure beforehand that the gift of love which you have already promised may be ready as a gift of love, and may not seem to have been something which I have extorted from you.