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.
Thine ears shall hear a word behind thee - conscience, guided by the Holy Spirit (John 16:13).
Related Commentaries of Isaiah 30:21
Isaiah 30:21
21 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.