1. Muhammad ibn Sa'd narrated that there was consensus on

swearing allegiance to 'Ali (&) among those Companions in Madinah who were known for their piety and seniority in Islam. He said: "Allegiance was sworn to 'Ali ibn Abi T Z b (4) in Madinah on the day after the killing of 'Uthmin (a). Allegiance was sworn to him by Talhah, az-Zubayr, Sa'd ibn Abi Waqqik, Sa'eed ibn Zayd ibn 'Amr ibn Nufayl, 'Ammir ibn YGir, Ushah ibn Zayd, Sahl ibn Haneef, Abu Ayyoob a]- An~iki, Muhammad ibn Maslamah, Zayd ibn Thibit, Khuzyrnah

'Ali ibn Abi Tilib 31 9 ibn Thibit, all those Companions of the Messenger of Allah (s) who were left in Madinah and other^."^'