《太平广记·卷二百二十九·器玩一》
说到这里，工匠们将新铸造的宝剑拿在手中仔细察看，原来匕首上的铭文还存在，和先前差不多。
及剑成，工人规之，其铭面存，叶前疑也。
Having said that, the craftsmen took the newly cast sword in their hands and examined it carefully. It turned out that the inscription on the dagger still existed, and it was almost the same as before.