Sahl al-Tustari

Sahl al-Tustarī or Sahl Shushtarī according to Persian custom, born Abū Muḥammad Sahl ibn ʿAbd Allāh (c.818 CE – c.896 CE, was a Persian Sunni Muslim Hanbali scholar and early classical Sufi mystic, belonging to the Ahl al-Hadith tradition. He founded the Salimiyah Muslim theological school, which was named after his disciple Muhammad ibn Salim.