《宋史·列传·卷四十一》
入朝辞谢，向皇帝当面叙述此事，太宗为之感动，答应不到三年召他回朝。
入辞，面叙其事，太宗为之感动，许以不三岁召还。
When he entered the court to express his gratitude, he told the emperor about the matter in person, and Taizong was moved by it and promised to call him back to the court within three years.