In legend, the exclamation is attributed to Muhammad, who is said to have uttered it in the Battle of Uhud in praise of Ali's exploit of splitting the shield and helmet of the strongest Meccan warrior, shattering his own sword in the same stroke.
According to the Twelver Shia, Dhū al-Fiqār is currently in the possession of the Imam in occultation Muhammad al-Mahdi, alongside the al-Jafr [REF].