These are wells without water, clouds that are carried with a tempest; to whom the mist of darkness is reserved for ever.
Ver. 17. These are wells, &c.] Not fitted nor filled with wholesome doctrine, but as the brooks of Tema, Job 6:17, in a moisture they swell, in a drought they fail. The river Novanus in Lombardy at every midsummer solstice swelleth, and runneth over the banks; but in midwinter is clean dry. So these.