《元史·列传·卷三十四》
行台把张柔幽禁于土室，准备杀他，因孱赤台一夕暴死，柔才幸免。金经略使固安王子昌善战，并与信安张进连兵，远近都怕他。
行台召柔，幽之土室，孱赤台施帐寝其上，环以甲骑，明日将杀之，孱赤台一夕暴死，柔乃得免。金经略使固安王子昌，善战知名，与信安张进连兵，阻水为固，远近惮之。
The Xingtai imprisoned Zhang Rou in a cell and prepared to kill him, but due to Qianqitai's sudden death overnight, Rou was spared. The Jinguo military governor, Prince of Gu'an, Wang Changshan, was good at fighting. He joined forces with Zhang Jin of Xin'an, and people nearby were afraid of him.