'Poor' in the Bible

Also in thy skirts is found the blood of the souls of the innocent poor: thou didst not find them breaking in; but it is because of all these things.

Then I said, Surely these are poor; they are foolish; for they know not the way of Jehovah, nor the law of their God:

He judged the cause of the poor and needy; then it was well. Was not this to know me? saith Jehovah.

But Nebuzaradan the captain of the guard left of the poor of the people, that had nothing, in the land of Judah, and gave them vineyards and fields at the same time.