Parallel
Isaiah 8:20
Rahlfs Septuagint (1935) · Berean Standard Bible
νόμον γὰρ εἰς βοήθειαν ἔδωκεν ἵνα εἴπωσιν οὐχ ὡς τὸ ῥῆμα τοῦτο περὶ οὗ οὐκ ἔστιν δῶρα δοῦναι περὶ αὐτοῦ
To the law and to the testimony! If they do not speak according to this word, they have no light of dawn.