Cross reference
Revelation 21:25
25 And the doors of it will never be shut by day (for there is no night there):
Isaiah 60:11
11 Your doors will be open at all times; they will not be shut day or night; so that men may come into you with the wealth of the nations, with their kings at their head.
Zechariah 14:7
7 And it will be unbroken day, such as the Lord has knowledge of, without change of day and night, and even at nightfall it will be light.
Revelation 22:5
5 And there will be no more night; and they have no need of a light or of the shining of the sun; for the Lord God will give them light: and they will be ruling for ever and ever.
Isaiah 60:20
20 Your sun will never again go down, or your moon keep back her light: for the Lord will be your eternal light, and the days of your sorrow will be ended.
Revelation 21:23
23 And the town has no need of the sun, or of the moon, to give it light: for the glory of God did make it light, and the light of it is the Lamb.