《太平广记·卷十六·神仙十六》
有些卫士还用剑逼着杜子春问他的姓名，还问他在做什么，他都一声也不吭。
左右竦剑而前，逼问姓名，又问作何物，皆不对。
Some of the guards pointed their swords at Du Zichun and forced him to tell them his name and what he was doing, but he refused to say anything.