Battle of Hazir [SEP] point in time
although Yohann Friedmann, the translator of Tabari did not agree.
At Qinnasrin, the part of the Roman garrison which had not accompanied Menas to Hazir shut itself up in the fort. As soon as Khalid arrived, he sent a message to the garrison: . Without further delay, Qinnasrin surrendered to Khalid. The Battle of Hazir and the surrender of Qinnasrin took place in about June, 637.
When Caliph Umar received reports of the Battle of Hazir, he made no attempt to conceal his admiration for the military
Battle of Hazir
The Battle of Hazir or "Ma'arakah al-Haadhir" () took place between the Byzantine army and the Rashidun army's elite cavalry, the Mobile guard. It took place in June 637, three miles east of Qinnasrin at Al-Hadher in present-day Syria.
Background.
After the conquest of Jerusalem, Caliph Umar went back to his capital city of Madinah and following the Caliph's instructions, Yazeed proceeded to Caesarea and once again laid siege to the port city. Amr bin