《资治通鉴·晋纪·晋纪十二》
汉丞相刘粲让党羽王平对太弟刘说： 刚刚奉受国主密诏，说京师将有变乱发生，应当内穿甲衣以备不测。 
汉相国粲使其党王平谓太弟义曰： 适奉中诏，云京师将有变，宜衷甲以备非常。 
The Han Prime Minister Liu Can had his henchman Wang Ping say to the Crown Prince Liu: I just received a secret edict from the emperor saying that there will be chaos in the capital. You should wear armor inside your clothes in case of emergencies. 