《北史·列传·卷二十九》
天穆拍着大腿，笑着说： 我就知道他一定会来。 
天穆抚髀而笑曰： 吾固知其必来。 
Tianmu slapped his thigh and said with a smile, "I knew he would come."
<s>[INST] Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 天穆抚髀而笑曰： 吾固知其必来。  Updated: 天穆拍着大腿，笑着说： 我就知道他一定会来。  [/INST] Tianmu slapped his thigh and said with a smile, "I knew he would come."</s>
Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 天穆抚髀而笑曰： 吾固知其必来。  Updated: 天穆拍着大腿，笑着说： 我就知道他一定会来。
user
Tianmu slapped his thigh and said with a smile, "I knew he would come."
assistant