《晋书·帝纪·第九章》
封司马昱为琅邪王，食邑依然是会稽、宣城。 
其封昱为琅邪王，食会稽、宣城如旧。 
He conferred Sima Yu the title "King of Langye" and the fiefdom remains as Kuaiji and Xuancheng.
<s>[INST] Provide a modern Chinese interpretation of the following Classical Chinese passage: 其封昱为琅邪王，食会稽、宣城如旧。  [/INST] 封司马昱为琅邪王，食邑依然是会稽、宣城。 </s>
Provide a modern Chinese interpretation of the following Classical Chinese passage: 其封昱为琅邪王，食会稽、宣城如旧。
user
封司马昱为琅邪王，食邑依然是会稽、宣城。
assistant