《资治通鉴·梁纪·梁纪十五》
高欢听到了这些话，勉强坐起来召见权贵们，他让斛律金作了一首《敕勒歌》，高欢自己也跟着乐曲和唱，悲哀之感油然而生，不禁痛哭流涕。
欢闻之，勉坐见诸贵，使斛律金作《敕勒歌》，欢自和之，哀感流涕。
Gao Huan heard these words, forced himself to sit up and summoned the powerful people, he asked Hujulu Jin to write a song "敕勒歌", Gao Huan himself also sang along with the music, and a sense of sorrow suddenly arose, and he could not help but weep.
<s>[INST] Kindly elucidate the central themes in this passage in English: 欢闻之，勉坐见诸贵，使斛律金作《敕勒歌》，欢自和之，哀感流涕。 [/INST] Gao Huan heard these words, forced himself to sit up and summoned the powerful people, he asked Hujulu Jin to write a song "敕勒歌", Gao Huan himself also sang along with the music, and a sense of sorrow suddenly arose, and he could not help but weep.</s>
Kindly elucidate the central themes in this passage in English: 欢闻之，勉坐见诸贵，使斛律金作《敕勒歌》，欢自和之，哀感流涕。
user
Gao Huan heard these words, forced himself to sit up and summoned the powerful people, he asked Hujulu Jin to write a song "敕勒歌", Gao Huan himself also sang along with the music, and a sense of sorrow suddenly arose, and he could not help but weep.
assistant