Revelation 22:5

And there shall be no night there, and they have no need of a lamp, or the light of the sun; because the Lord God illumines them: and they shall reign for ever and ever.

Matthew 24:36

But of that day and hour no man knoweth, not even the angels of heaven, but my Father alone.

Acts 15:18

Known unto God from the beginning are all his works.

Revelation 21:23

And the city had no need of the sun, neither of the moon to shine upon it: for the glory of God illuminates it, and the Lamb is the lamp thereof.

Mark 13:32

But of that day and hour knoweth no man, nor the angels which are in heaven, nor the Son, but the Father.

Acts 1:7

But he said unto them, It is not for you to know the times and the seasons, which the Father hath reserved under his own authority.

Acts 17:26

And hath made from one man's blood all the nations of mankind, to dwell upon the whole face of the earth, fixing the predetermined periods of their existence, and the boundaries of their several abodes;

Acts 17:31

because he hath fixed the day in which he will judge the whole world in righteousness by the man whom he hath appointed; affording evidence of this to all, by raising him from the dead.

1 Thessalonians 5:2

for yourselves know precisely that the day of the Lord so cometh as a thief in the night.

Revelation 11:15

And the seventh angel sounded; and there were great voices in heaven, saying, The kingdoms of the world are become our Lord's, and his Messiah's, and he shall reign for ever and ever.

Revelation 14:6

And I saw another angel flying in the midst of heaven, having the everlasting gospel to preach the glad tidings to the inhabitants of the earth, to every nation, and tribe, and tongue, and people,

Revelation 20:2-4

and he seized on the dragon, the old serpent, which is the devil and Satan, and bound him a thousand years,

Revelation 21:3

And I heard a loud voice from heaven saying, Behold the tabernacle of God is with men, and he shall pitch his tent with them, and they shall be his people, and God himself shall be with them, their own God.

Revelation 21:25

and her gates shall be never shut by day (for there is no night there);

Treasury of Scripture Knowledge

Summary

But it shall be one day which shall be known to the LORD, not day, nor night: but it shall come to pass, that at evening time it shall be light.

It shall be one day

General references

Bible References

It shall be one day

Revelation 21:23
And the city had no need of the sun, neither of the moon to shine upon it: for the glory of God illuminates it, and the Lamb is the lamp thereof.
Revelation 22:5
And there shall be no night there, and they have no need of a lamp, or the light of the sun; because the Lord God illumines them: and they shall reign for ever and ever.

Which

Matthew 24:36
But of that day and hour no man knoweth, not even the angels of heaven, but my Father alone.
Mark 13:32
But of that day and hour knoweth no man, nor the angels which are in heaven, nor the Son, but the Father.
Acts 1:7
But he said unto them, It is not for you to know the times and the seasons, which the Father hath reserved under his own authority.
Acts 15:18
Known unto God from the beginning are all his works.
Acts 17:26
And hath made from one man's blood all the nations of mankind, to dwell upon the whole face of the earth, fixing the predetermined periods of their existence, and the boundaries of their several abodes;
1 Thessalonians 5:2
for yourselves know precisely that the day of the Lord so cometh as a thief in the night.

At

Revelation 11:15
And the seventh angel sounded; and there were great voices in heaven, saying, The kingdoms of the world are become our Lord's, and his Messiah's, and he shall reign for ever and ever.
Revelation 14:6
And I saw another angel flying in the midst of heaven, having the everlasting gospel to preach the glad tidings to the inhabitants of the earth, to every nation, and tribe, and tongue, and people,
Revelation 20:2
and he seized on the dragon, the old serpent, which is the devil and Satan, and bound him a thousand years,
Revelation 21:3
And I heard a loud voice from heaven saying, Behold the tabernacle of God is with men, and he shall pitch his tent with them, and they shall be his people, and God himself shall be with them, their own God.

General references

Matthew 24:36
But of that day and hour no man knoweth, not even the angels of heaven, but my Father alone.