Moreover the light of the moon shall be as the light of the sun, and the light of the sun shall be sevenfold, as the light of seven days, in the day that the LORD binds up the hurt of his people, and heals the stroke of their wound.
All Commentaries on Isaiah 30:26 Go To Isaiah 30
Bede
AD 735
But when there will be a new heaven and a new earth after the judgment—which is not one heaven and earth replacing another but these very same ones which will shine forth, having been renewed by fire and glorified by the power of the resurrection—then, as Isaiah predicts, “The light of the moon will be as the light of the sun, and the light of the sun will be sevenfold, as the light of seven days.”