《后汉书·本纪·光武帝纪下》
现以刘强为东海王，立刘阳为皇太子，改名庄。 
其以彊为东海王，立阳为皇太子，改名庄。 
Liu Qiang is now King of the East Sea. Liu Yang is named Crown Prince, and his name is changed to Zhuang. 
<s>[INST] Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 其以彊为东海王，立阳为皇太子，改名庄。  Updated: 现以刘强为东海王，立刘阳为皇太子，改名庄。  [/INST] Liu Qiang is now King of the East Sea. Liu Yang is named Crown Prince, and his name is changed to Zhuang. </s>
Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 其以彊为东海王，立阳为皇太子，改名庄。  Updated: 现以刘强为东海王，立刘阳为皇太子，改名庄。
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Liu Qiang is now King of the East Sea. Liu Yang is named Crown Prince, and his name is changed to Zhuang.
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