《旧五代史·后梁·太祖纪二》
太祖醒悟，于是请李振再次出使长安，与当时唐朝宰相暗中策划拨乱反正之事。
帝悟，因请振复使于长安，与时宰潜谋反正。
The founding emperor woke up, so he asked Li Zhen to go to Chang'an again and secretly plan with the prime minister of the Tang Dynasty to quell chaos and restore order.