《太平广记·卷四百六十三·禽鸟四》
北海有一只大鸟，身高一千里。头上有个 天 字，胸前有个 候 字，左膀有个 鹥 字，右膀有个 勒 字。头朝着正东方，到海中央捕鱼吃。
北海有大鸟，其高千里，头文曰 天 ，胸文曰 候 ，左翼文曰 鹥 ，右翼文曰 勒 ，头向东正，海中央捕鱼。
In the North Sea, there was a giant bird, a thousand miles tall. On its head was the character "天" (Heaven), on its chest was the character "候" (wait), on its left wing was the character "鹥" (widow), and on its right wing was the character "勒" (restrain). Its head faced due east, and it fished in the middle of the sea to eat.