《尚书·周书·周官》
六卿分管职事，各自统率他的属官，以倡导九州之牧，大力安定兆民。
六卿分职，各率其属，以倡九牧，阜成兆民。
Six Dukes are in charge of their respective duties, commanding their subordinates, to promote the herding of the nine provinces and greatly stabilize the people.