1677 - Muhammad informed us, saying: Waki' narrated to us, from Hisham ibn 'Urwah, from his father, from Sufyan ibn 'Abd Allah al-Thaqafi, who said: I said: "O Messenger of Allah, tell me something about Islam that I will not have to ask anyone else about after you." He said: "Say: I believe in Allah, then remain steadfast."