Therefore shall evil come upon you; you shall not know from where it rises: and mischief shall fall upon you; you shall not be able to put it off: and desolation shall come upon you suddenly, which you shall not know.
All Commentaries on Isaiah 47:11 Go To Isaiah 47
George Leo Haydock
AD 1849
Know. All this shows the vanity of magic, which cannot announce future events to do any good. (Calmet)