TgJ Jud8:17 :וְיָת מִגדַל פְנוּאֵל תָרַע וְקַטֵיל יָת אְנָשֵי קַרתָא‏ : he tore down the tower of Penuel and slaughtered all the people of the city
See the entire entry for maḡdal, maḡdlā n.m. tower