《汉书·传·匈奴传上》
所以匈奴放这二人回汉朝，想让他们带去匈奴和解的好意。
故匈奴归此二人，欲以通善意。
Therefore, the Xiongnu released these two people to the Han court, hoping that they would bring back the Xiongnu's goodwill for reconciliation.
<s>[INST] Kindly elucidate the central themes in this passage in English: 故匈奴归此二人，欲以通善意。 [/INST] Therefore, the Xiongnu released these two people to the Han court, hoping that they would bring back the Xiongnu's goodwill for reconciliation.</s>
Kindly elucidate the central themes in this passage in English: 故匈奴归此二人，欲以通善意。
user
Therefore, the Xiongnu released these two people to the Han court, hoping that they would bring back the Xiongnu's goodwill for reconciliation.
assistant