1 Corinthians 16:2
On the first of every week each of you is to put aside and store up whatever he gains, so that money will not have to be collected after I come.
2 Corinthians 8:10
But I will tell you what I think about it. For this is the best way to deal with you, for you were the first not only to do anything about this, but to want to do anything, and that was last year.
2 Corinthians 8:12
If a man is willing to give, the value of his gift is in its proportion to what he has, not to what he has not.
2 Corinthians 9:5-11
So I have thought it necessary to ask these brothers to go on to you ahead of me, to arrange in advance for this gift you have promised, so as to have it ready, like an expression of your good will, not of your avarice.