《南齐书·列传·卷三十九》
考察郑玄自己叙说所注的各书，也没有《孝经》。
案玄自序所注众书，亦无《孝经》。
According to Zheng Xuan's own description of the books he annotated, there was no Xiaojing
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 案玄自序所注众书，亦无《孝经》。 [/INST] According to Zheng Xuan's own description of the books he annotated, there was no Xiaojing</s>
Identify the key themes in this Classical Chinese text and explain them in English: 案玄自序所注众书，亦无《孝经》。
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According to Zheng Xuan's own description of the books he annotated, there was no Xiaojing
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