Shaykh Yaqub Abdurrahman Al-Shafi'i Ibn al-Subki would be one who discussed the tabaqat of the Asha’irah. He listed them as follows between Abu al-Hasan al-Ash’ari and Ibn al-Subki (thus between approx. 330 and 770): T1: Abu al-Hasan al-Ash’ari and those who took directly from him. T2: Abu Sa’id al-