2 Corinthians 9:7

Each must give what he has purposed in his heart to give, not sorrowfully or under compulsion, for it is the happy giver that God loves.

2 Corinthians 8:11-12

Now finish doing it too, so that your readiness to finish it may be just like your readiness to start it, in accordance with 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
If a man is ready and willing to give, his gift is acceptable in accordance with what he has, not with what he does not have.
2 Corinthians 9:7
Each must give what he has purposed in his heart to give, not sorrowfully or under compulsion, for it is the happy giver that God loves.