《论衡·卷五·异虚篇》
祖己相信野生植物生于朝廷是王朝要灭亡的凶兆，就说它是商朝该灭亡的征兆。
祖己信野草之占，谓之当亡之征。
Zuji believed that the growth of wild plants in the imperial court was an ominous sign of the demise of the dynasty, and said that it was a sign of the demise of the Shang Dynasty.