《旧唐书·本纪·卷七》
改河南为合宫，洛阳为永昌，嵩阳为登封，阳城为告成。
改河南为合宫，洛阳为永昌，嵩阳为登封，阳城为告成。
Henan was renamed "Hepgong", Luoyang was renamed "Yongchang", Songyang was renamed "Dengfeng", and Yangcheng was renamed "Gaosheng".
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 改河南为合宫，洛阳为永昌，嵩阳为登封，阳城为告成。 [/INST] Henan was renamed "Hepgong", Luoyang was renamed "Yongchang", Songyang was renamed "Dengfeng", and Yangcheng was renamed "Gaosheng".</s>
Explain the meaning of this Classical Chinese passage in English: 改河南为合宫，洛阳为永昌，嵩阳为登封，阳城为告成。
user
Henan was renamed "Hepgong", Luoyang was renamed "Yongchang", Songyang was renamed "Dengfeng", and Yangcheng was renamed "Gaosheng".
assistant