《汉书·传·张耳陈馀传》
于是汉王找了一个长相和张耳相像的人，将他杀了，把人头送给陈馀，陈馀于是出兵援助漠。
于是汉求人类耳者，斩其头遗馀，馀乃遣兵助汉。
So King Han found a man who looked like Zhang Er, killed him, and sent his head to Chen Yu, who then sent troops to assist Han.