《资治通鉴·汉纪·汉纪四十》
和帝认为北匈奴不具备呼韩邪单于的礼数，没有接受请求，只给厚重的赏赐，不派使者回报。
帝以其旧礼不备，未许；而厚加赏赐，不答其使。
Emperor He believes that the northern Xiongnu do not have the proper etiquette of Huhanye Chanyu and he does not accept the request, only giving a heavy reward and not sending an envoy in return.
<s>[INST] Kindly elucidate the central themes in this passage in English: 帝以其旧礼不备，未许；而厚加赏赐，不答其使。 [/INST] Emperor He believes that the northern Xiongnu do not have the proper etiquette of Huhanye Chanyu and he does not accept the request, only giving a heavy reward and not sending an envoy in return.</s>
Kindly elucidate the central themes in this passage in English: 帝以其旧礼不备，未许；而厚加赏赐，不答其使。
user
Emperor He believes that the northern Xiongnu do not have the proper etiquette of Huhanye Chanyu and he does not accept the request, only giving a heavy reward and not sending an envoy in return.
assistant