《国语·楚语·申叔时论傅太子之道》
所以尧有丹朱，舜有商均，启有五规，商汤有太甲，周文王有管叔、蔡叔那样的不肖子孙。
故尧有丹朱，舜有商均，启有五观，汤有太甲，文王有管、蔡。
Thus, Yao had Danzhu, Shun had Shangjun, Qi had Wugui, Shang Tang had Taimiao, and King Wen of Zhou had unworthy descendants like the Dukes of Guan and Cai.”