Malaquias 3

8 Will a human dare to rob God? Yet you are robbing me! And you say, ‘How have we robbed you?’ In the tithes and the contributions! 10 Bring the whole tithe to the storehouse,*Hebrew "the house of the treasure" so that there will be food in my house, and test me please in this," says Yahweh of hosts, "if I will not open for you the windows of heaven, and pour forth for you an overflowing blessing.*Literally, "a blessing up to not enough"