Revelation 21:25
And the gates of the city will never be closed during the daytime (for there will never be nighttime there).
Revelation 22:5
And it will never be nighttime there anymore; they will not need the light of a lamp or of the sun, for the Lord will give them light. And they [i.e., God's servants] will rule [with Christ, See 20:4] forever and ever.
Revelation 21:23
And the city does not need the sun or the moon to illuminate it, for the splendor of God provides the light for it, and its lamp is the Lamb.
Treasury of Scripture Knowledge
Summary
And the gates of it shall not be shut at all by day: for there shall be no night there.
For
Bible References
For
Revelation 22:5
And it will never be nighttime there anymore; they will not need the light of a lamp or of the sun, for the Lord will give them light. And they [i.e., God's servants] will rule [with Christ, See 20:4] forever and ever.