When men tell you to consult the spirits of the dead and the spiritists who whisper and mutter, shouldn’t a people consult their God instead? Why consult the dead on behalf of the living?
Jewish Publication Society of America Version (JPS1917) - Isaiah 8:19 >And when they shall say unto you: 'Seek unto the ghosts and the familiar spirits, that chirp and that mutter; should not a people seek unto their God? on behalf of the living unto the dead