Matthew 4:14 attributes Isaiah 9:1-2 to the prophet Isaiah.
Matthew 4:14, New Testament, The Church of Jesus Christ of Latter Day Saints, accessed August 17, 2023
14 That it might be fulfilled which was spoken by Esaias the prophet, saying,
15 The land of Zabulon, and the land of Nephthalim, by the way of the sea, beyond Jordan, Galilee of the Gentiles;
16 The people which sat in darkness saw great light; and to them which sat in the region and shadow of death light is sprung up.