Revelation 22:5

And there will be night no more; and they need no lamp-light, nor light of the sun; because the Lord God will illuminate them, and they shall reign forever and ever.

Matthew 24:36

But concerning that day and hour, no one knows, not even the angels of Heaven, neither the Son, but the Father only.

Acts 15:18

saith the Lord, Who maketh these things known from of old.

Revelation 21:23

And the city has no need of the sun, nor of the moon, to shine upon it; for the glory of God illuminated it, and its lamp is the Lamb.

Mark 13:32

But concerning that day or hour no one knows, not even the angels in Heaven, nor the Son, but the Father.

Acts 1:7

He said to them, "It is not yours to know times or seasons, which the Father placed in His own authority;

Acts 17:26

and He made of one every nation of men to dwell upon all the face of the earth, having marked out their appointed seasons, and the bounds of their habitation;

Acts 17:31

inasmuch as He appointed a day in which He intendeth to judge the inhabited earth in righteousness, by a Man Whom He appointed, having given assurance to all by raising Him from the dead."

1 Thessalonians 5:2

for ye yourselves know accurately that the day of the Lord so comes as a thief at night.

Revelation 11:15

And the seventh angel sounded; and there followed great voices in Heaven, saying, "The kingdom of the world became our Lord's and His Christ's; and He will reign forever and ever."

Revelation 14:6

And I saw another angel flying in mid-heaven, having the eternal Gospel to proclaim to those who dwell on the earth, and to every nation, and tribe, and tongue, and people;

Revelation 20:2-4

And he seized the dragon, the old serpent, which is the Devil and Satan, and bound him for a thousand years,

Revelation 21:3

And I heard a great voice out of the throne, saying, "Behold, the tabernacle of God is with men, and He will dwell with them, and they will be His peoples, and God Himself will be with them, as their God.

Revelation 21:25

And its gates shall in nowise be shut by day (for there will be 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 has no need of the sun, nor of the moon, to shine upon it; for the glory of God illuminated it, and its lamp is the Lamb.
Revelation 22:5
And there will be night no more; and they need no lamp-light, nor light of the sun; because the Lord God will illuminate them, and they shall reign forever and ever.

Which

Matthew 24:36
But concerning that day and hour, no one knows, not even the angels of Heaven, neither the Son, but the Father only.
Mark 13:32
But concerning that day or hour no one knows, not even the angels in Heaven, nor the Son, but the Father.
Acts 1:7
He said to them, "It is not yours to know times or seasons, which the Father placed in His own authority;
Acts 15:18
saith the Lord, Who maketh these things known from of old.
Acts 17:26
and He made of one every nation of men to dwell upon all the face of the earth, having marked out their appointed seasons, and the bounds of their habitation;
1 Thessalonians 5:2
for ye yourselves know accurately that the day of the Lord so comes as a thief at night.

At

Revelation 11:15
And the seventh angel sounded; and there followed great voices in Heaven, saying, "The kingdom of the world became our Lord's and His Christ's; and He will reign forever and ever."
Revelation 14:6
And I saw another angel flying in mid-heaven, having the eternal Gospel to proclaim to those who dwell on the earth, and to every nation, and tribe, and tongue, and people;
Revelation 20:2
And he seized the dragon, the old serpent, which is the Devil and Satan, and bound him for a thousand years,
Revelation 21:3
And I heard a great voice out of the throne, saying, "Behold, the tabernacle of God is with men, and He will dwell with them, and they will be His peoples, and God Himself will be with them, as their God.

General references

Matthew 24:36
But concerning that day and hour, no one knows, not even the angels of Heaven, neither the Son, but the Father only.