'Strengthened' in the Bible

And the people of Israel again did what was evil in the sight of the LORD; and the LORD strengthened Eglon the king of Moab against Israel, because they had done what was evil in the sight of the LORD.

and you shall hear what they say, and afterward your hands shall be strengthened to go down against the camp." Then he went down with Purah his servant to the outposts of the armed men that were in the camp.

that the violence done to the seventy sons of Jerubba'al might come and their blood be laid upon Abim'elech their brother, who slew them, and upon the men of Shechem, who strengthened his hands to slay his brothers.