New Living Translation
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.

American Standard Version
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.

Berean Study Bible
And whether you turn to the right or to the left, your ears will hear this command behind you: “This is the way. Walk in it.”

Douay-Rheims Bible
And thy ears shall hear the word of one admonishing thee behind thy back: This is the way, walk ye in it: and go not aside neither to the right hand, nor to the left.

English Revised Version
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 e turn to the left.

King James Bible
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.

World English Bible
and when you turn to the right hand, and when you turn to the left, your ears will hear a voice behind you, saying, "This is the way. Walk in it."

Young's Literal Translation
And thine ear heareth a word behind thee, Saying, 'This is the way, go ye in it,' When ye turn to the right, And when ye turn to the left.

Isaiah 30:21 Additional Translations ...