《资治通鉴·陈纪·陈纪三》
冬季十月，辛亥，北周以函谷关的关城为通洛防，任命金州刺史贺若敦做中州刺史，镇守函谷。
冬，十月，辛亥，周以函谷关城为通洛防，以金州刺史贺若敦为中州刺史，镇函谷。
In the tenth month of winter, on xin-hai, Northern Zhou took the fortified city of Hangu Pass as the defense of Tongluo, and appointed the governor of Jinzhou, He Ruodun, as the governor of Zhongzhou to guard Hangu.