1 Thessalonians 5:2

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

2 Peter 3:10

But the day of Lord will come as a thief in the night, during which the heavens will pass away with a roar, and the elements, being intensely hot, will be disintegrated, and the earth and the works in it will be destroyed by fire.

Revelation 3:3

Remember therefore how thou have received and heard, and be on guard, and repent. If therefore thou will not watch, I will come upon thee as a thief, and thou will, no, not know what hour I will come upon thee.

Revelation 16:15

(Behold, I come as a thief. Blessed is he who watches, and keeps his garments, so that he may not walk naked, and they see his shame.)

Matthew 24:42-44

Watch therefore, because ye know not at what hour your Lord comes.

Matthew 25:13

Watch therefore, because ye know not the day nor the hour in which the son of man comes.

Mark 13:34-35

like a man abroad, having left his house, and having given authority to his bondmen, and to each man his work, and commanded the doorkeeper that he should watch.

Luke 12:39-40

But know this, that if the house-ruler had known in what hour the thief was coming, he would have watched, and would not have allowed his house to be broken into.

Jeremiah 23:20

The anger of LORD shall not return until he has executed, and till he has performed the intents of his heart. In the latter days ye shall understand it perfectly.

1 Corinthians 1:8

who will also confirm you until the end, irreproachable in the day of our Lord Jesus Christ.

Treasury of Scripture Knowledge

Summary

For yourselves know perfectly that the day of the Lord so cometh as a thief in the night.

General references

Bible References

Know

Jeremiah 23:20
The anger of LORD shall not return until he has executed, and till he has performed the intents of his heart. In the latter days ye shall understand it perfectly.

General references

Matthew 24:36
But about that day and hour no man knows, not even the agents of the heavens, except my Father only.
Luke 12:39
But know this, that if the house-ruler had known in what hour the thief was coming, he would have watched, and would not have allowed his house to be broken into.
Luke 17:27
They ate, they drank, they married, they were given in marriage, until the day that Noah entered into the ark, and the flood came and destroyed them all.