《辽史·本纪·卷二十八》
十四日，张家奴等人回京，阿骨打回了信，又直呼其名晓谕于他让他投降。
壬子，张家奴等还，阿骨打复书，亦斥名谕之使降。
On the 14th, Zhang Jia Nu and others returned to the capital, and Aguda had returned a letter, again addressing the King directly by name and telling him to surrender.