《太平广记·卷三百九十五·雷三》
他就拔出佩刀，把它砍断在地上，断了之后它又自行连接起来，紧紧地蜷缩着好象一枚白色的牛角梳子，上面有红色花纹，好象丝线一样横向缠绕着，他便捡起来放到口袋里。
乃抽佩刀，断于地，辄复相续，坚缩如白色角栉，红影若缕，横络之。
He pulled out his saber and cut it off on the ground, and after it was cut off it reconnected itself and tightly curled up like a white ox horn comb with red stripes that wrapped around it horizontally like silk threads. He picked it up and put it in his pocket.