《新唐书·本纪·卷五·睿宗 玄宗》
九月二十三日，已辞官居家的太子少师唐休瞡任朔方道行军大总管，以防备突厥来犯。
九月辛未，太子少师致仕唐休璟为朔方道行军大总管，以备突厥。
On the twenty-third day of September, Tang Xiuyue, former Grand Tutor to the Crown Prince and now retired, was appointed acting military governor-general of the Shuo Fang Circuit to be prepared for possible invasion by the Turks.