《旧唐书·本纪·卷十九》
当初，王智兴占据徐州，召募凶悍豪强的士兵二千人，用 银刀 、 雕旗 、 门枪 、 挟马 等名目作为各军的名号，轮番宿卫署衙和城垣。
初，王智兴得徐州，召募凶豪之卒二千人，号曰银刀、雕旗、门枪、挟马等军，番宿衙城。
At first, Wang Zhixing occupied Xuzhou and recruited two thousand fierce and powerful soldiers, using the designations such as Silver Knife, Carved Flag, Gate Gun, and Escort Horse as the names of each army, who took turns to defend the government office and city walls.