God is generous and so he calls us to be as well.
2 Cor 9:7-8
7 Each man should give what he has decided in his heart to give, not reluctantly or under compulsion, for God loves a cheerful giver.
NIV
Luke 6:38
38 Give, and it will be given to you. A good measure, pressed down, shaken together and running over, will be poured into your lap. For with the measure you use, it will be measured to you."
NIV