《辽史·本纪·卷二十七》
后来一日，皇上私下对枢密使萧奉先说 ：前天的宴会上，阿骨打意气豪迈，顾盼之间不同于常人，可以借口边境事务诛杀他。
他日，上密谓枢密使萧奉先曰： 前日之燕，阿骨打意气雄豪，顾视不常，可以边事诛之。
Later, one day the emperor secretly said to the Minister of the Secretariat Xiao Fengxian: “At the banquet two days ago, Aguta appeared to be full of pride. His bearing was extraordinary. We can find a pretext in border affairs and execute him.”