There shall be no night there; and they need no candle, neither light of the sun; for the Lord God giveth them light. Revelation 22:5
Trivia: What is the lamb's wife, according to Revelation 21?
"Corn" is obviously a mistranslation in the King James Version, since there was no corn in Egypt or anywhere in the Eastern hemisphere in biblical times.
Corn was domesticated 10,000 years ago by indigenous peoples in what is now Mexico.
See notes: Gen 41:49, Lev 2:14