Read Isaiah 30:21 Using Other Translations
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.
And your ears shall hear a word behind you, saying, "This is the way, walk in it," when you turn to the right or when you turn to the left.
Your own ears will hear him. Right behind you a voice will say, “This is the way you should go,” whether to the right or to the left.