KJV : But I will strengthen <02388> (8689) the arms <02220> of the king <04428> of Babylon <0894>, and the arms <02220> of Pharaoh <06547> shall fall down <05307> (8799); and they shall know <03045> (8804) that I [am] the LORD <03068>, when I shall put <05414> (8800) my sword <02719> into the hand <03027> of the king <04428> of Babylon <0894>, and he shall stretch it out <05186> (8804) upon the land <0776> of Egypt <04714>.NASB : NASB# : 'Thus I will strengthen<2388> the arms<2220> of the king<4428> of Babylon<894>, but the arms<2220> of Pharaoh<6547> will fall<5307>. Then they will know<3045> that I am the LORD<3068>, when I put<5414> My sword<2719> into the hand<3027> of the king<4428> of Babylon<894> and he stretches<5186> it out against<413> the land<776> of Egypt<4714>.