In the history of the corresponding period in Arabia we come...

In the history of the corresponding period in Arabia we come across only one or two cases when government is mentioned in connection with the interior of Arabia, namely in Hejaz and Najd. Among these accounts a Jewish historian writes that in the fifth century A.D., that is one century before Islam, Abu Karab, king of Yemen had assigned his son as the regent of Median. Since this governor had been installed by the ruler of Yemen, it could hardly be called the government of Medina.

Thus at that time while there existed governments along the borders outside of Arabia, such…