Isaiah
Isaiah 9:2ESV·traditional attribution

The people who walked in darkness have seen a great light; those who dwelt in a land of deep darkness, on them has light shone.

John Calvin Reformed @genevareformer

2. The people walking in darkness hath seen a great light. He speaks of future events in the past tense, and thus brings them before the immediate view of the people, that in the destruction of the city, in their captivity, and in what appeared to be their utter destruction, they may behold the light of God.

Matthew Henry Presbyterian @wholebiblehenry

The first words of this chapter plainly refer to the close of the foregoing chapter, where every thing looked black and melancholy: Behold, trouble, and darkness, and dimness - very bad, yet not so bad but that to the upright there shall arise light in the darkness (Psa 112:4) and at evening time it shall be light, Zac 14:7.

Commenting on Isaiah 9:1-7

John Gill Reformed Baptist @doctorgill

The people that walked in darkness,.... Meaning not the inhabitants of Judah and Jerusalem, in the times of Hezekiah, when Sennacherib besieged them, as Jarchi and Kimchi interpret it; and much less the people of Israel in Egypt, as the Targum paraphrases it; but the inhabitants of Galilee in the times of Christ; see Mat 4:16, Joh 1:48 and is a true character of all...