'Mighty' in the Bible

“Also concerning the foreigner who is not from Your people Israel, when he comes from a far country for Your great name’s sake and Your mighty hand and Your outstretched arm, when they come and pray toward this house,

So Jotham became mighty because he ordered his ways before the Lord his God.

And Zichri, a mighty man of Ephraim, slew Maaseiah the king’s son and Azrikam the ruler of the house and Elkanah the second to the king.

And the Lord sent an angel who destroyed every mighty warrior, commander and officer in the camp of the king of Assyria. So he returned in shame to his own land. And when he had entered the temple of his god, some of his own children killed him there with the sword.