Modelbooks of the Accumulated Calligraphy Cliff (Jishuyan), Vol.20: Copy of Jin-Dynasty Wang Xianzhi's Model Calligraphy "Night Sleep"

法書

（臨王獻之夜眠帖）獻之白。不審尊體復何如。昨夜眠多少。願盡寬喻。理憂馳。可復言。若得消息者。獻之。（自識）米以此帖為羊欣書。尤臆決無據。僕以為此真大令合作。羊欣去此恐尚當三舍耳。