'Arm' in the Bible

You shall set your face toward the siege of Jerusalem, with your arm uncovered; and you shall prophesy against it.

Say, Thus says the Lord Yahweh: Shall it prosper? shall he not pull up its roots, and cut off its fruit, that it may wither; that all its fresh springing leaves may wither? and not by a strong arm or many people can it be raised from its roots.

As I live, says the Lord Yahweh, surely with a mighty hand, and with an outstretched arm, and with wrath poured out, will I be king over you:

and I will bring you out from the peoples, and will gather you out of the countries in which you are scattered, with a mighty hand, and with an outstretched arm, and with wrath poured out;

Son of man, I have broken the arm of Pharaoh king of Egypt; and behold, it has not been bound up, to apply [healing] medicines, to put a bandage to bind it, that it be strong to hold the sword.

Therefore thus says the Lord Yahweh: Behold, I am against Pharaoh king of Egypt, and will break his arms, the strong [arm], and that which was broken; and I will cause the sword to fall out of his hand.

They also went down into Sheol with him to those who are slain by the sword; yes, those who were his arm, [that] lived under his shadow in the midst of the nations.