Deuteronomy 4:12

Then the Lord spoke to you out of the midst of the fire . You heard the sound of words , but saw no form ; there was only a voice .

Then the Lord spoke to you out of the fire. You heard the sound of words but saw no form; there was only a voice.

And the Lord spake unto you out of the midst of the fire : ye heard the voice of the words, but saw no similitude; only ye heard a voice.