Matthew 24:39
And knew not, till the flood came and took them all away, so shall also the coming of the Son of man be.
Matthew 24:50
The Lord of that servant shall come in a day that he expecteth him not, and in an hour that he is not aware of,
Matthew 25:6
But at midnight there was a cry, Behold the bridegroom cometh: come ye out to meet him.
1 Thessalonians 5:2
For ye yourselves know perfectly, that the day of the Lord so cometh as 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, the elements shall melt with fervent heat, and the earth, and the works that are therein, shall be burnt up.