'Brighten' in the Bible

But now for a brief moment grace has been [shown to us] from the Lord our God, who has left us a surviving remnant and has given us a peg (secure hold) in His holy place, that our God may enlighten our eyes and give us a little reviving in our bondage.

“If I say, ‘I will forget my complaint,I will leave off my sad appearance, and be cheerful and brighten up,’