What was the Byzantine view of the Islamic Caliphates?

What was the Byzantine view of the Islamic Caliphates?

The Byzantine view of the Islamic Caliphates was generally negative. The Byzantines saw the Islamic Caliphates as a threat to their empire and their Christian faith. They viewed the expansion of Islam as a military and religious challenge, and often engaged in conflicts with the Caliphates over territorial disputes and religious differences. The Byzantines also saw the Caliphates as a rival power in the region, competing for resources and influence. Overall, the Byzantine Empire viewed the Islamic Caliphates as a significant and persistent threat to their existence.