《周书·本纪·卷六》
歌颂先古，心怀戒慎恐惧。
永言前古，载怀夕惕。
Sing the ancient, and carry a fearful heart.
<s>[INST] Transpose the following Modern Chinese text into Classical Chinese: 歌颂先古，心怀戒慎恐惧。 [/INST] 永言前古，载怀夕惕。</s>
Transpose the following Modern Chinese text into Classical Chinese: 歌颂先古，心怀戒慎恐惧。
user
永言前古，载怀夕惕。
assistant