1 Thessalonians 5:2
for ye yourselves know full well, that the day of the Lord cometh like a thief in the night.
2 Peter 3:10
But the day of the Lord will come as a thief in the night, in which the heavens shall pass away with a great noise, and the elements being set on fire shall be dissolved, and the earth and the works therein shall be burnt up.
Revelation 3:3
Remember therefore how thou hast received and heard, and hold fast, and repent: for if thou be not watchful, I will come upon thee as a thief, and thou shalt not know at what hour I will come upon thee.
Revelation 16:15
"Behold, I come as a thief: blessed is he that watcheth, and keepeth his garments, that he may not walk naked, and his shame be seen."
Matthew 24:42-44
Watch therefore, for ye know not at what hour your Lord cometh:
Matthew 25:13
Watch therefore, for ye know not the day, nor the season in which the Son of man cometh.
Mark 13:34-35
as a man travelling abroad, who left his house, and gave charge to his servants, to each his work, and bid the porter be watchful.
Luke 12:39-40
And this ye know, that if the master of a house had known at what hour the thief would come, he would have watched, and not have suffered his house to be broke open:
1 Corinthians 1:8
who will also confirm you unto the end, that ye may be blameless in the day of our Lord Jesus Christ;