 In 682, when remnants of the Eastern Tujue, rising under the chiefs Ashina Gudulu and Ashide Yuanzhen (), declared independence from Tang, Xue was commissioned to attack Ashide Yuanzhen.His presence intimidated the Eastern Tujue soldiers, who had thought that he was long dead, and he scored a major victory over Ashide Yuanzhen.Xue died in 683.