Isaiah 30:26 in the King James Version
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 bindeth up the breach of his people, and healeth the stroke of their wound.
Context
25 There will be brooks and streams of water on every lofty mountain and on every high hill in the day of the great slaughter, when the towers fall.
26 Moreover the light of the moon will be like the light of the sun, and the light of the sun will be seven times brighter, like the light of seven days, in the day that the LORD binds up the fracture of his people, and heals the wound they were struck with.
27 Behold, the LORD’s name comes from far away, burning with his anger, and in thick rising smoke. His lips are full of indignation. His tongue is as a devouring fire.