They go up by the mountains; they go down by the valleys unto the place which thou hast founded for them.
Ver. 8. They go up by the mountains] They run any way, in post haste, breaking through thick and thin, and nowhere resting, till embodied in the abyss, their elemental place and station. This is check to our dulness and disobedience. If a man had been present, saith one, when God thus commanded the seas to retreat from the earth, he might have seen both a terrible and a joyful spectacle.