Matthew 24:40

Then two men will be in the field; one is carried off, and one is left behind;

Matthew 24:50-51

the lord of that servant will come in a day when he is not expecting him, and in an hour when he knows not,

1 Thessalonians 5:2-3

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

Treasury of Scripture Knowledge

Summary

But God shall shoot at them with an arrow; suddenly shall they be wounded.

Bible References

Suddenly

Matthew 24:40
Then two men will be in the field; one is carried off, and one is left behind;
1 Thessalonians 5:2
for ye yourselves know accurately that the day of the Lord so comes as a thief at night.