1379 - Abu 'Abd Allah narrated to us, he said: Ya'qub ibn Ibrahim narrated to us, he said: My father narrated to me, from Ibn Ishaq, he said: Aban ibn Salih narrated to me, from Mujahid ibn Jubayr Abu al-Hajjaj, from Jabir ibn 'Abd Allah al-Ansari, who said: I said to him: "What was the distinction between disbelief and faith among you, regarding deeds, during the time of the Messenger of Allah, peace and blessings of Allah be upon him?" He said: "The prayer."