Proverbs 3:9 "Honor the Lord with your wealth and with the first fruits of all your produce."
Deuteronomy 15:10 "You shall give to him freely, and your heart shall not be grudging when you give to him, because for this the Lord your God will bless you in all your work and in all that you undertake."
2 Corinthians 9:6-7 "The point is this: whoever sows sparingly will also reap sparingly, and whoever sows bountifully will also reap bountifully. Each one must give as he has decided in his heart, not reluctantly or under compulsion, for God loves a cheerful giver."