《旧五代史·后梁·太祖纪二》
五月二十二日，昭宗令太祖兼任护国军节度使、河中尹。十月二十日，太祖奉密诏奔赴长安。
十月戊戌，奉密诏赴长安。
On 22 May, Emperor Zhaozong ordered Taizu to concurrently serve as Military Governor of the Protectorate Army and Prefect of Hezhong. On 20 October, Taizu obeyed an imperial edict and rushed to Chang'an.