d. 261 AH, 875 CE
Born in 202 AH, belonged to the Qushayr tribe.
Focused on Hadith from a young age and traveled to Persia, Iraq, Syria, and Egypt.
Studied under great Muhadditheen like Ishaq ibn Rahwayh and Ahmad ibn Hanbal.
Settled in Nisabur, earning from a small business while dedicating himself to Hadith studies.
Admired for his character, never spoke ill of anyone, and wrote extensively on Hadith.