《容斋随笔·卷三·商颂》
正考父从周太师那里得到十二篇《商颂》，后又丢失了七篇，到孔子时才剩了五篇。
正考甫得《商颂》十二篇于周之太师，后又亡其七，至孔子时，所存才五篇尔。
Zheng Kaofu obtained twelve "Merchant Songs" from the Grand Master of Zhou, but later lost seven of them, and only five were left at the time of Confucius.