《旧五代史·后唐·列传二十三》
后来下诏说： 左散骑常侍、集贤殿学士判院事萧希甫，身处朝官，职非警察，却领来凶狂之人，陈述诬告之词，逼近郊礼，动摇军心。
既而诏曰： 左散骑常侍、集贤殿学士判院事萧希甫，身处班行，职非警察，辄引凶狂之辈，上陈诬骫之词，逼近郊禋，扇摇军众。
Later, an imperial edict was issued that said: Zuo Sanqi Changshi, Ji Xian Dian Xueshi Pan Yuan Shi Xiao Xifu, was in the imperial court, not a police officer, but brought violent and fierce people, stated false accusations, approached the suburban ceremony, and shook the army's morale.