Revelation 16:15

(Lo, I am coming like a thief; blessed be he who keeps awake and holds his raiment fast, not to go naked and have the shame of exposure!)

Revelation 3:18

I advise you to buy from me gold refined in the fire, that you may be rich, white raiment to clothe you and prevent the shame of your nakedness from being seen, and salve to rub on your eyes, that you may see.

Matthew 24:42-43

Keep on the watch then, for you never know what day your Lord will come.

Matthew 25:13

Keep on the watch then, for you know neither the day nor the hour.

Matthew 26:41

Watch and pray, all of you, so that you may not slip into temptation. The spirit is eager but the flesh is weak."

Mark 13:33-37

Take care, keep awake and pray; you never know the time.

Mark 14:38

Watch and pray, all of you, so that you may not slip into temptation. The spirit is eager but the flesh is weak."

Luke 12:37-43

Blessed are those servants whom the lord and master finds awake when he comes! I tell you truly, he will gird himself, make them recline at table, and come forward to wait on them.

Luke 21:36

From hour to hour keep awake, praying that you may succeed in escaping all these dangers to come and in standing before the Son of man."

Acts 20:31

So be on the alert, remember how for three whole years I never ceased night and day to watch over each one of you with tears.

2 Corinthians 5:3

since I am sure that once so covered I shall not be 'naked' at the hour of death.

1 Thessalonians 5:2-3

You know perfectly well that the day of the Lord comes like a thief in the night;

1 Thessalonians 5:6

Well then, we must not sleep like the rest of men, but be wakeful and sober;

1 Peter 4:7

Now the end of all is near. Steady then, keep cool and pray!

2 Peter 3:10

The day of the Lord will come like a thief, when the heavens will vanish with crackling roar, the stars will be set ablaze and melt, the earth and all its works will disappear.

Revelation 3:3-4

Now remember what you received and heard, hold to it and repent. If you will not wake up, I shall come like a thief; you will not know at what hour I come upon you.

Treasury of Scripture Knowledge

Summary

Behold, I come as a thief. Blessed is he that watcheth, and keepeth his garments, lest he walk naked, and they see his shame.

Bible References

I come

Revelation 3:3
Now remember what you received and heard, hold to it and repent. If you will not wake up, I shall come like a thief; you will not know at what hour I come upon you.
Matthew 24:43
But be sure of this, that if the householder had known at what watch in the night the thief was coming, he would have been on the watch, he would not have allowed his house to be broken into.
1 Thessalonians 5:2
You know perfectly well that the day of the Lord comes like a thief in the night;
2 Peter 3:10
The day of the Lord will come like a thief, when the heavens will vanish with crackling roar, the stars will be set ablaze and melt, the earth and all its works will disappear.

Blessed

Matthew 24:42
Keep on the watch then, for you never know what day your Lord will come.
Matthew 25:13
Keep on the watch then, for you know neither the day nor the hour.
Matthew 26:41
Watch and pray, all of you, so that you may not slip into temptation. The spirit is eager but the flesh is weak."
Mark 13:33
Take care, keep awake and pray; you never know the time.
Mark 14:38
Watch and pray, all of you, so that you may not slip into temptation. The spirit is eager but the flesh is weak."
Luke 12:37
Blessed are those servants whom the lord and master finds awake when he comes! I tell you truly, he will gird himself, make them recline at table, and come forward to wait on them.
Luke 21:36
From hour to hour keep awake, praying that you may succeed in escaping all these dangers to come and in standing before the Son of man."
Acts 20:31
So be on the alert, remember how for three whole years I never ceased night and day to watch over each one of you with tears.
1 Thessalonians 5:6
Well then, we must not sleep like the rest of men, but be wakeful and sober;
1 Peter 4:7
Now the end of all is near. Steady then, keep cool and pray!

Lest

Revelation 3:4
Still, you have a few souls at Sardis who have not soiled their raiment; they shall walk beside me in white, for they deserve to.
2 Corinthians 5:3
since I am sure that once so covered I shall not be 'naked' at the hour of death.

General references

Matthew 24:36
Now no one knows anything about that day or hour, not even the angels in heaven, but only my Father.
Matthew 25:13
Keep on the watch then, for you know neither the day nor the hour.
Mark 13:33
Take care, keep awake and pray; you never know the time.
Luke 12:39
Be sure that if the householder had known at what hour the thief was coming, he would not have allowed his house to be broken into.