佛祖歷代通載 2.86

2.86

Zhenduo, Uncle of Cao (the sixth son of King Wen, younger brother of King Wu. He was enfeoffed at Cao, modern Dingtao county in Jiyang. Down to Boyang, he was fond of hunting with bow and string, neglected governance, and perished; later, the Earl of Cao turned his back on Jin for Song. Down from Zhenduo: Earl Tai, Zhongjun, Earl Gong, Earl Xiao, Earl Yi, Duke You, Earl Dai, Earl Hui, Earl Gu, Duke Mu, Huan, Zhuang, Xi, Zhao, Gong, Wen, Xuan, Cheng, Wu, Ping, Dao, Xiang, Yin, Jing, and Boyang. Twenty-six generations, six hundred and forty-five years. In the thirty-third year of King Jing, Duke Jing of Song destroyed them).