Parallel
Isaiah 8:20
King James Version (1769 Blayney revision, with Apocrypha) · Berean Standard Bible
To the law and to the testimony: if they speak not according to this word, it is because there is no light (note: Heb. no morning) in them.
To the law and to the testimony! If they do not speak according to this word, they have no light of dawn.