《汉书·传·王莽传上》
以往周公诛减三监及淮夷四国的后代，完成了深远的教化，达到了无人犯法刑罚搁置不用的程度。
昔周公诛四国之后，大化乃成，至于刑错。
In the past the Duke of Zhou killed the descendants of the Three Dukes and the Four Countries of the Huaiyi, completing a profound re-education, reaching the point where no one committed crimes and punishments were set aside unused.
<s>[INST] Convert the following English text into Classical Chinese: In the past the Duke of Zhou killed the descendants of the Three Dukes and the Four Countries of the Huaiyi, completing a profound re-education, reaching the point where no one committed crimes and punishments were set aside unused. [/INST] 昔周公诛四国之后，大化乃成，至于刑错。</s>
Convert the following English text into Classical Chinese: In the past the Duke of Zhou killed the descendants of the Three Dukes and the Four Countries of the Huaiyi, completing a profound re-education, reaching the point where no one committed crimes and punishments were set aside unused.
user
昔周公诛四国之后，大化乃成，至于刑错。
assistant