Sinbuya Asvari
Abu Yunis Sinbuya Asvāri (Persian: سنبویه اسواری) was the originator of the idea of Qadariyah, the doctrine of free-will in Islam. He was a Persian who was put to death by the Umayyad caliph Abd al-Malik, or, according to other narratives, by al-Hajjaj bin Yusuf.