And there shall be no night there; and they need no candle, neither light of the sun; for the Lord God giveth them light: and they shall reign for ever and ever. There shall be no night there - See the 23d (note) and 25th (note) verses of the preceding chapter (Revelation 21:23 and Revelation 21:25).
Related Commentaries of Revelation 22:5
Revelation 22:5
5 And there shall be no night there; and they need no candle, neither light of the sun; for the Lord God giveth them light: and they shall reign for ever and ever.