《隋书·列传·卷四十》
因而郑、卫、宋、赵之声一出现，对己则可以引发邪恶，对外则伤害他人。
故郑、卫、宋、赵之声出，内则发疾，外则伤人。
Therefore, the music of Zheng, Wei, Song, and Zhao, once it appears, can lead to evil internally and harm others externally.
<s>[INST] 将以下文言文流畅地翻译成英语: 故郑、卫、宋、赵之声出，内则发疾，外则伤人。 [/INST] Therefore, the music of Zheng, Wei, Song, and Zhao, once it appears, can lead to evil internally and harm others externally.</s>
将以下文言文流畅地翻译成英语: 故郑、卫、宋、赵之声出，内则发疾，外则伤人。
user
Therefore, the music of Zheng, Wei, Song, and Zhao, once it appears, can lead to evil internally and harm others externally.
assistant