King James Version
But I will strengthen the arms of the king of Babylon, and the arms of Pharaoh shall fall down; and they shall know that I am the LORD, when I shall put my sword into the hand of the king of Babylon, and he shall stretch it out upon the land of Egypt.English Standard Version
I will strengthen the arms of the king of Babylon, but the arms of Pharaoh shall fall. Then they shall know that I am the LORD, when I put my sword into the hand of the king of Babylon and he stretches it out against the land of Egypt.New International Version
I will strengthen the arms of the king of Babylon, but the arms of Pharaoh will fall limp. Then they will know that I am the LORD, when I put my sword into the hand of the king of Babylon and he brandishes it against Egypt.