Editing Umar ibn Abd al-Aziz (section)

==Courtier of al-Walid and Sulayman==
Despite his dismissal, Umar remained in al-Walid's favor, being the brother of the caliph's first wife, [[Umm al-Banin bint Abd al-Aziz]].{{sfn|Wellhausen|1927|p=268}} He remained in al-Walid's court in Damascus until the caliph's death in 715,{{sfn|Cobb|2000|p=821}} and according to the 9th-century historian [[al-Ya'qubi]], he performed the funeral prayers for al-Walid.{{sfn|Biesterfeldt|Gunther|2018|p=1001}} The latter's brother and successor, [[Sulayman ibn Abd al-Malik|Sulayman]] ({{reign|715|717}}), held Umar in high regard.{{sfn|Wellhausen|1927|p=268}} Alongside [[Raja ibn Haywa]], an influential religious figure in the Umayyads' court, Umar served as a principal adviser of Sulayman.{{sfn|Cobb|2000|p=821}} He accompanied the latter when he led the Hajj pilgrimage to Mecca in 716 and on his return to [[Jerusalem]].{{sfn|Cobb|2000|p=821}} Likewise, he was at the caliph's side at the Muslims' marshaling camp at [[Dabiq, Syria|Dabiq]] in northern Syria, where Sulayman directed the massive war effort to conquer the [[Byzantine Empire|Byzantine]] capital of [[Constantinople]] in 717.{{sfn|Cobb|2000|p=821}}