2 Corinthians 9:7

Let each one contribute as he chooses in his heart, not with regret or from necessity; for God loves a cheerful giver.

2 Corinthians 8:11-12

And now, therefore, perform the doing also, that as there was a readiness to will, so also there may be a performance from what you have.

Treasury of Scripture Knowledge

Summary

Speak unto the children of Israel, that they bring me an offering: of every man that giveth it willingly with his heart ye shall take my offering.

Bible References

Willingly

2 Corinthians 8:12
For if there is a willing mind, a man is acceptable according to what he has, and not according to what he has not.
2 Corinthians 9:7
Let each one contribute as he chooses in his heart, not with regret or from necessity; for God loves a cheerful giver.