Abu Hajal Muslim ibn Awsaja was a companion of what prophet who was the founder of islam, and who united Arabia into a single Muslim polity?
Abu Hajal Muslim ibn Awsaja Abu Hajal Muslim ibn Awsaja (Arabic: ابوحَجَل مسلم بن عوسجه الأسدي‎ ‎ ) was a companion of Islamic Prophet Muhammad. He assisted Muslim ibn Aqeel in Kufa. Then he joined Husayn ibn Ali army with his family. He was killed in battle of Karbala.
Zayd ibn Harithah Zayd ibn Harithah (Arabic: زيد بن حارثة‎ ‎ ) (c. 581 – 629 CE) was a companion of Muhammad who was at one stage regarded as his (adoptive) son. He is the only Muslim apart from Muhammad who is mentioned by name in the Qur'an ().