Analysis of information sources in references of the Wikipedia article "阿拉伯征服埃及" in Chinese language version.
At the end of the year 30 (November 641) a treaty was made in which the Byzantines agreed to give up the city by Shawwal 21/September 642. This meant the end of serious resistance: it was now up to the small army of conquerors to establish a working government over the rich lands they had so swiftly acquired.
Cyrus died not long afterward, the following Easter, and so he did not live to see the handover of Alexandria, which happened in accordance with the treaty at the end of September in the year 642. Theodore left the city with his troops and officers and 'Amr made his entry without any obstruction. Looking back, the event seems momentous, marking the end of a millennium of Greco-Roman dominion over Egypt and the beginning of an even longer period of Muslim rule, [...]
By 641 Byzantine attempts to recapture Egypt had failed and the whole of Egypt was incorporated within the expanding Arab empire.
The Arab conquest of Egypt (completed by 642) prompted a sharp political break rom Byzantine rule, [...]
Cyrus died not long afterward, the following Easter, and so he did not live to see the handover of Alexandria, which happened in accordance with the treaty at the end of September in the year 642. Theodore left the city with his troops and officers and 'Amr made his entry without any obstruction. Looking back, the event seems momentous, marking the end of a millennium of Greco-Roman dominion over Egypt and the beginning of an even longer period of Muslim rule, [...]
By 641 Byzantine attempts to recapture Egypt had failed and the whole of Egypt was incorporated within the expanding Arab empire.
The Arab conquest of Egypt (completed by 642) prompted a sharp political break rom Byzantine rule, [...]