يزيد بن ابي سفيان. إسلام ويب

He commanded the 's left wing at the As news of the huge army Heraclius was assembling reached Abu Bakr, Abu Bakr then sent a letter to who was close to defeating the Persian Empire at Qadisiyah
According to , the first Muslim historian on the events, Yazid was the first commander with 1000 horsemen sent to Syria and Palestine by The possible route of any Muslim reinforcement was expected to be the conventional Syria-Arabia road in the south, but Khalid, who was then in Iraq, took the most unexpected route: marching through the waterless , to the surprise of the Byzantines, he appeared in northern Syria

, , and were all Rashidun caliphs and relatives of even in-law , becoming them relatives of , Yazid and.

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كتب أهم أعمال معاوية بن أبي سفيان
When they arrived in Palestine Amr's say his friend Amir bin Adi returning from Palestine after visiting his family
إسلام ويب
They were also the Caliphs before and his son,
محمد أبو صهيب يكتب: يزيد بن أبي سفيان بن حرب
Sergius was sent by the Romans to show them the brute force of Roman might
Al-Waqidi's account matches the Roman account of the events Abu Bakr then sent Abu Ubaydah towards Syria, slowly encircling the Roman armies
was his distant relative through his marriage to Ali's daughter, Umm Kulthoom, and his daughter, Hafsa's marriage to In the meantime, Christian Arabs living in Medina gave intelligence to the Roman emperor, , about the impending invasion

Translated by Mawlana Sulayman al-Kindi.

معاويه بن ابى سفيان ياخذ البيعه لـ يزيد ما يقوله التراث الاسلامى
The Romans were used to paying off the Arab tribes that lived in Syria
أسد الغابة/يزيد بن أبي سفيان
The result was an utter debacle for the Romans at the Battle of Tabuk
أسد الغابة/يزيد بن أبي سفيان
Campaign into Syria [ ] Yazid was one of four Muslim generals who were sent by Caliph to invade in 634 AD