 In 720 Turgesh forces led by Kül-chor defeated Umayyad forces led by Sa'id ibn Abdu'l-Aziz near Samarkand.In 722 Suluk married the Tang Princess Jiaohe.In 724 Caliph Hisham sent a new governor to Khorasan, Muslim ibn Sa'id, with orders to crush the "Turks" once and for all, but, confronted by Suluk on the so-called "Day of Thirst", Muslim hardly managed to reach Samarkand with a handful of survivors, as the Turgesh raided freely.