《旧唐书·本纪·卷二十》
六月癸未为初一。六月初二，敕命： 襄州近来因为赵匡凝任主帅，请求另立忠义军职额，这既不是过去的体制，自然只能是暂时建制。
六月癸未朔，甲申，敕： 襄州近因赵匡凝作帅，请别立忠义军额，既非往制，固是从权。
On Xin Wei, the first day of June. On the second day of June, an imperial edict was issued: Xiangzhou has recently requested to establish Zhongyi army headquarters under the leadership of Zhao Kuangning. This is not the original system, so it can only be temporarily established.