 He maintained close ties with the Sufyanids through marital relations and official appointments, such as according Yazid I's son Khalid a prominent role in the court and army and wedding to him his daughter A'isha.Abd al-Malik also married Khalid's sister Atika, who became his favorite and most influential wife.After his victory in the civil war, Abd al-Malik embarked on a far-reaching campaign to consolidate Umayyad rule over the Caliphate.