Thou shalt not be able to put it off... — The words have been variously rendered: (1) of which thou shalt know no dawn, i.e., after the night of calamity; and (2) which thou shalt not be able to charm away. Stress is laid on the destruction being at once unforeseen and irretrievable.
Related Commentaries of Isaiah 47:11
Isaiah 47:11
11 Therefore shall evil come upon thee; thou shalt not know from whence it riseth: and mischief shall fall upon thee; thou shalt not be able to put it off: and desolation shall come upon thee suddenly, which thou shalt not know.