《资治通鉴·唐纪·唐纪八》
现在告发他谋反已有几年了，而冯氏兵马还没出境，这明显没有反叛的迹象。
今告者已数年，而兵不出境，此不反明矣。
“It has now been several years since he was first accused of plotting to rebel, but the Feng clan’s troops have remained within their own borders, a clear indication that they do not intend to rebel.”