《旧五代史·后梁·末帝纪上》
有位效节军校叫张彦，最为粗暴，胆气过人，于是率几百无赖，阻止兵士的劫掠。
有效节军校张彦者，最为粗暴，胆气伏人，乃率无赖辈数百，止其剽掠。
A subordinate in Xiaofei Forces named Zhang Yan was especially violent and audacious and led hundreds of bandits to stop the soldiers from looting.