Matthew 24:40

At that time, of two men on a farm one will be taken and one left;

Matthew 24:50-51

That servant's master will come on a day when he does not expect him, and at an hour of which he is unaware,

1 Thessalonians 5:2-3

You yourselves know well that the Day of the Lord will come just as a thief comes in the 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
At that time, of two men on a farm one will be taken and one left;
1 Thessalonians 5:2
You yourselves know well that the Day of the Lord will come just as a thief comes in the night.