《太平广记·卷四百八十一·蛮夷二》
还有一件事，六军使西门思恭，曾经奉命出使新罗，由于风向水流常有不正常情况，所以往往连续几个月漂浮在大海上，不知海岸在哪里。
又六军使西门思恭，常衔命使于新罗。风水不便，累月漂泛于沧溟，罔知边际。
Another thing, the Sixth Army Envoy Ximen Sigong, was once ordered to go to Silla, because the wind and water often had abnormal conditions, so he often floated on the sea for months, not knowing where the coast was.