Matthew 24:36

And concerning that day and hour, none know, nor the messengers of the heavens, except my Father only.

Acts 1:7

And he said to them, It is not yours to know the times and occasions, which the Father fixed in his own power.

Matthew 25:13

Watch, therefore, for ye know not the day, neither the hour, in which the Son of man comes.

Mark 13:32

And concerning that day and hour none knows, nor the messengers in heaven, neither the Son, but the Father.

1 Thessalonians 5:2

For ye yourselves know accurately that the day of the Lord, as a thief in the night, so comes.

Zechariah 14:7

And it was one day it shall be known to Jehovah, not day, and not night: and it was at the time of evening it shall be light

Matthew 24:42

Watch therefore; for ye know not what hour your Lord comes.

Matthew 24:44

Therefore be ye also prepared: for what hour ye think not, the Son of man comes.

2 Peter 3:10

And the day of the Lord will come as a thief in the night; in which the heavens shall pass away with a loud noise, and the elements, suffering from excessive heat, shall be dissolved, and the earth and the works in it shall be burned down.

Revelation 3:3

Remember therefore how thou hast received, and heard, and do thou, and repent. If therefore thou watch not, I will come upon thee as a thief, and thou shalt not know what hour I shall come upon thee.

Revelation 16:15

(Behold, I come as a thief. Happy he watching, and keeping his garments, lest he walk naked, and they see his shame.)

Treasury of Scripture Knowledge

Summary

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

Bible References

General references

Matthew 24:42
Watch therefore; for ye know not what hour your Lord comes.
Matthew 25:13
Watch, therefore, for ye know not the day, neither the hour, in which the Son of man comes.
Zechariah 14:7
And it was one day it shall be known to Jehovah, not day, and not night: and it was at the time of evening it shall be light
Mark 13:32
And concerning that day and hour none knows, nor the messengers in heaven, neither the Son, but the Father.
Acts 1:7
And he said to them, It is not yours to know the times and occasions, which the Father fixed in his own power.
1 Thessalonians 5:2
For ye yourselves know accurately that the day of the Lord, as a thief in the night, so comes.
2 Peter 3:10
And the day of the Lord will come as a thief in the night; in which the heavens shall pass away with a loud noise, and the elements, suffering from excessive heat, shall be dissolved, and the earth and the works in it shall be burned down.
Revelation 3:3
Remember therefore how thou hast received, and heard, and do thou, and repent. If therefore thou watch not, I will come upon thee as a thief, and thou shalt not know what hour I shall come upon thee.
Revelation 16:15
(Behold, I come as a thief. Happy he watching, and keeping his garments, lest he walk naked, and they see his shame.)