《明史·列传·卷六十四》
皇上有一天来到，命倪谦讲解《国风》，吕原讲解《尧典》，他们都受到皇上称赞。
帝至，命谦讲《国风》。原讲《尧典》，皆称旨。
The emperor came one day and ordered Ni Qian to explain the "Guo Feng", and Lu Yuan to explain the "Yao Dian", and both of them were praised by the emperor.