《旧唐书·本纪·卷三》
管叔、蔡叔已经被杀，周成王、周康王的王道才成为正统。
管、蔡既诛，成、康道正。
Now that Uncle Guan and Uncle Cai have been killed, the royal path of King Cheng and King Kang of Zhou has become orthodox.
<s>[INST] Convert the following English text into Classical Chinese: Now that Uncle Guan and Uncle Cai have been killed, the royal path of King Cheng and King Kang of Zhou has become orthodox. [/INST] 管、蔡既诛，成、康道正。</s>
Convert the following English text into Classical Chinese: Now that Uncle Guan and Uncle Cai have been killed, the royal path of King Cheng and King Kang of Zhou has become orthodox.
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管、蔡既诛，成、康道正。
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