《资治通鉴·后梁纪·后梁纪三》
后梁太祖日夜兼程，三月辛巳，到达下博南，登上观津冢。
帝昼夜兼行，三月，辛巳，至下博南，登观津冢。
The emperor of Later Liang traveled day and night. On the Xinshi day of March, he arrived at the south of Xiaobo and ascended Guanjintang.