《太平广记·卷一百五十四·定数九》
李顾言驱马追了上去，这时省署北边扬起一片尘土，随后便失去了这个人的踪影。
顾言策马逼之，于省北有惊尘起，遂失其人所在。
Li Guyan chased after him on horseback. At this time, a cloud of dust rose in the north of the provincial government, and the man disappeared.