《宋史·列传·卷二》
正遇皇帝得了心病，孝宗买得了好药，打算趁皇帝进宫时给他。
会帝得习疾，孝宗购得良药，欲因帝至宫授之。
It just so happened that the Emperor fell ill, Emperor Xiaozong bought good medicine, planned to give it to the Emperor when he entered the palace.