'Rights Of The Poor' in the Bible

"Defend the weak, the poor, and the fatherless. Maintain the rights of the poor and oppressed.

The righteous man cares for the rights of the poor,But the wicked man has no interest in such knowledge.

and have grown fat and sleek. There is no limit to their evil deeds. They don't argue the case of the orphan to secure justice. They don't defend the rights of the poor.