《太平广记·卷一百一十一·报应十》
道荣把所看见的告诉他。子乔虽然知道究竟，却怕看守疑惑他想叛逃，他就又拿出刑械自己戴上。
道荣以所见说之，子乔虽知必己，尚虑狱家疑其欲叛，乃取械著之。
Daorong told him what he had seen. Zi Qiao knew what had happened, but he was afraid that the guards would suspect that he was planning to escape, so he put the shackles back on himself.