《史记·七十列传·龟策列传》
卫平回答说： 龟是天下的宝物，先得到这龟的人就能成为天子，而且十言十中，十战十胜。
卫平对曰： 龟者是天下之宝也，先得此龟者为天子，且十言十当，十战十胜。
Wei Ping answered and said: The turtle is a treasure of the world. Whoever gets it first will become the emperor, and ten words out of ten will come true, and ten battles out of ten will be successful.