Babak Khorramdin
Al-Moqaddasi also writes on the general region of Armenia, Arran and Azerbaijan. Ahmad ibn Yaqubi mentions that the "People of Azerbaijan are a mixture of ‘Ajam-i Azari (Ajam is a term that developed to mean Iranian) of Azaris and old Javedanis (followers of Javidan the son of Shahrak who was the leader of Khurramites and succeeded by Babak Khorramdin)."