'Helplessness' in the Bible

For I [the Lord] will pass through the land of Egypt on this night, and will strike down all the firstborn in the land of Egypt, both man and animal; against all the gods of Egypt I will execute judgments [exhibiting their worthlessness]. I am the Lord.

Do not rob the poor because he is poor [and defenseless],Nor crush the afflicted [by legal proceedings] at the gate [where the city court is held],