《资治通鉴·唐纪·唐纪二十五》
韦后又命令中书舍人韦元负责巡察城中六街，还命令左监门大将军兼内侍薛思简等人带领五百名士兵迅速前往均州戍守，以防范均州刺史谯王李重福。
中书舍人韦元徼巡六街。又命左监门大将军兼内侍薛思简等，将兵五百人驰驿戍均州，以备谯王重福。
Empress Wei also ordered the Secretary of the Central Secretariat Wei Yuan to patrol the six streets of the city, and ordered the General of the Left Guard Gate and the Internal Chamberlain Xue Sixian and others to lead 500 soldiers to quickly go to Junzhou to defend against the Governor of Junzhou, King Qiaochong, Li Zhongfu.