 Complete the following phrase:  Maslama served loyally under Amr ibn al-As, who was governor of Egypt until his death in January 664, but remained on the sidelines under his two successors, Utba ibn Abi Sufyan and Uqba ibn Amir. Finally, in 6678, Maslama himself petitioned Muawiya ibn Abi Sufyan, now Caliph, and was appointed governor of Egypt. He held the post until 670 according to al-Tabari, though other sources report that he governed the country continuously until his death on 9 April 682. Little is known of is tenure, except that he was active in the 