《资治通鉴·后唐纪·后唐纪二》
后唐帝又派遣使者李彦稠入前蜀国，九月，已亥，李彦稠到达成都。
帝复遣使者李彦稠入蜀，九月，己亥，至成都。
Emperor Mingzong of Later Tang also dispatched envoy Li Yanchou to enter Former Shu. In September, on Ji-hai, Li Yanchou arrived in Chengdu.