《后汉书·本纪·肃宗孝章帝纪》
三十日，帝到沛，祭祀献王陵，召会东海王刘政。
乙未，幸沛，祠献王陵，征会东海王政。
On the 30th day, the emperor reached Pei, offered sacrifices to the Mausoleum of King Xian, and summoned Liu Zheng, the King of the Eastern Sea.
<s>[INST] Provide a modern Chinese interpretation of the following Classical Chinese passage: 乙未，幸沛，祠献王陵，征会东海王政。 [/INST] 三十日，帝到沛，祭祀献王陵，召会东海王刘政。</s>
Provide a modern Chinese interpretation of the following Classical Chinese passage: 乙未，幸沛，祠献王陵，征会东海王政。
user
三十日，帝到沛，祭祀献王陵，召会东海王刘政。
assistant