《智囊(选录)·兵智部·田单》
田单又派人散布谣言说： 我们怕燕国人挖掘齐人城外的祖坟，侮辱我们的祖先，看见先人受到侮辱会使我们心惊胆寒。 
单又宣言： 君惧燕人掘君城外冢墓，戮先人，可为寒心。 
Tian Dan again sent out spies to spread rumors, saying: We are afraid the Yan soldiers will dig up the ancestral graves of the Qi people outside the city, insulting our ancestors, seeing our ancestors insulted will make our hearts tremble with fear.