Nine in the second place means:
The water itself is clear, but it is not being used. Thus the well is a place where only fish will stay, and whoever comes to it, comes only to catch fish. But the jug is broken, so that the fish cannot be kept in it.
This describes the situation of a person who possesses good qualities but neglects them. No one bothers about him. As a result he deteriorates in mind. He associates with inferior men and can no longer accomplish anything worth while.