《旧唐书·本纪·卷十五》
卿等既这样说了，就必须这样做，不要说空话。 
卿等即言之，须行之，勿空口说。 
If you say it, then you must also do it. Don't just speak empty words.
<s>[INST] Rewrite the following English passage in the style of Classical Chinese: If you say it, then you must also do it. Don't just speak empty words. [/INST] 卿等即言之，须行之，勿空口说。 </s>
Rewrite the following English passage in the style of Classical Chinese: If you say it, then you must also do it. Don't just speak empty words.
user
卿等即言之，须行之，勿空口说。
assistant