Deuteronomy 15:4-5 "But there will be no poor among you; for the LORD will bless you in the land that the LORD your God is giving you for an inheritance to possess--if only you will strictly obey the voice of the LORD your God, being careful to do all this commandment that I command you today.
Is this Old Testament only?
Look at Acts 4: 34, "There was not a needy person among them..."
Look at Galatians 2:10- "Only they asked us to remember the poor...."
Look at 2 Corinthians 8--Reminding the church of the distribution of Manna in Exodus, Paul tells the Corinthians church to give generously...