Ibn Sa'd
Scholar
Abū ‘Abd Allāh Muḥammad ibn Sa‘d ibn Manī‘ al-Baṣrī al-Hāshimī or simply Ibn Sa'd and nicknamed Scribe of Waqidi, was a scholar and Arabian biographer. Ibn Sa'd was born in 784/785 CE and died on 16 February 845 CE. Wikipedia
Born: 784 AD, Basrah, Iraq
Died: 845 AD (age 61 years), Baghdad, Iraq
Notable work(s): 'كتاب طبقات الكبرى', Kitab Tabaqat Al-Kubra (Book of the Major Classes)