《资治通鉴·唐纪·唐纪二十七》
壬戌，唐玄宗任命凉州大总管薛讷为朔方道行军大总管，任命太仆寺卿吕延祚和灵州刺史杜宾客为朔方道行军副总管，率兵征讨突厥。
壬戌，以凉州大总管薛讷为朔方道行军大总管，太仆卿吕延祚、灵州刺史杜宾客副之，以讨突厥。
On renxu day, Emperor Xuanzong of the Tang Dynasty appointed Xue Ne, the great controller of Liangzhou, as the acting great controller of the march on the Shuofang Road, and appointed Lv Yanzhi, the minister of Tai Pu Temple, and Du Binke, the prefect of Lingzhou, as the deputy great controllers of the march on the Shuofang Road, leading troops to conquer the Turks.