《太平广记·卷八十六·异人六》
乾德初年，燕奴只有六十岁，腰粗有几抱，面目与一般人没有不同之处，并无衰老的标志。
乾德初，年仅六十，腰腹数围，面目如常人无异。
At the start of the Qiàndé era, Yàn Nú was only sixty years old, his waist was several times the size of an embrace, his appearance was no different from that of others, but neither did he show any signs of age.