Hilyatul Awliya wa Tabaqaatul Asfiya (The Adornment of the Saints and the Ranks of the Spiritual Elite) provides with glimpses in to the lives of more than 200 awliya (saints) of this ummah in the first three to four centuries.
By Shaykh Abu Nuaym Ahmad Isfahani (r.a)
Courtesy of ahsanululoom.com