《史记·八书·河渠书》
九州河川都已疏通，九州大泽都筑了障水堤岸，华夏诸国得到治理而安定，其功绩使夏、商、周三代受益不绝。
九川既疏，九泽既洒，诸夏艾安，功施于三代。
The rivers in the nine states have all been dredged, and the big lakes in the nine states have been built with water-blocking dikes, and the states of Huaxia have been governed and made stable, and their achievements have benefited the three generations of Xia, Shang, and Zhou.