《旧唐书·列传·卷一百三十六》
几天过去了，竟不能查出个所以然来。
数日，竟不究其由。
Several days passed, but they could not find out anything.
<s>[INST] Render the following Classical Chinese text into fluent English: 数日，竟不究其由。 [/INST] Several days passed, but they could not find out anything.</s>
Render the following Classical Chinese text into fluent English: 数日，竟不究其由。
user
Several days passed, but they could not find out anything.
assistant