We have nothing that we did not first receive. We give to acknowledge that God has given and is the giver and true owner of everything we have.
 
“Bring the whole tithe into the storehouse, so that there may be food in My house, and test Me now in this,” says the Lord of hosts, “if I will not open for you the windows of heaven and pour out for you a blessing until it overflows. Malachi 3:10