Abu Sa'd al-Sam'ani: He openly declared the doctrine of determinism and called for it
Abu Nasr ibn Makula: He used to openly declare the doctrine of determinism and call for it
Al-Dhahabi: Sheikh of the people of Merv in his time in hadith and Sufism, a jurist, an Imam, a hadith scholar
Khalil ibn Aybak al-Safadi: Sheikh of the people of Merv in his time, a jurist, an Imam, a hadith scholar