'Arm' in the Bible

He hath showed strength with his arm; He hath scattered the proud in the imagination of their heart.

that the word of Isaiah the prophet might be fulfilled, which he spake, Lord, who hath believed our report? And to whom hath the arm of the Lord been revealed?

The God of this people Israel chose our fathers, and exalted the people when they sojourned in the land of Egypt, and with a high arm led he them forth out of it.

Forasmuch then as Christ suffered in the flesh, arm ye yourselves also with the same mind; for he that hath suffered in the flesh hath ceased from sin;