Ibn Saʿd's Compendium of the Lives of the First Generations of Muslims Online
The Kitāb al-Ṭabaqāt al-Kabīr (Biography of Muḥammad, His Companions and the Successors up to the Year 230 of the Hijra) by Ibn Saʿd (d. 230 A.H./845 C.E.) is the earliest extant biographical dictionary on the life of the Prophet and the early generations of Muslims. It is one of the most important historical works about the first centuries of Muslim society in Arabic. This classic Brill edition was supervised by Eduard Sachau and was originally titled Biographien Muhammeds, seiner Gefährten und der späteren Träger des Islams bis zum Jahre 230 der Flucht. This edition was originally published from 1904 to 1940.