“And thine ears shall hear a word behind thee, saying, This is the way, walk ye in it, when ye turn to the right hand, and when ye turn to the left” (Isaiah 30:21).
“Nothing is a greater injury to the children of men than to be under the influence of a false spirit, when they think they have the spirit of God” (Joseph Smith, Times and Seasons, 1 April 1842, “Try The Spirits”).