Joshua 11:7

And Joshua came, and all the men of war with him, against them: unto the water of Merom, suddenly, and fell upon them.

Joshua 10:9

And Joshua came unto them suddenly, and journeyed from Gilgal all night.

1 Thessalonians 5:2-3

for ye your selves know perfectly, that the day of the Lord shall come even as a thief in the night.

Treasury of Scripture Knowledge

Summary

So Joshua came, and all the people of war with him, against them by the waters of Merom suddenly; and they fell upon them.

Bible References

Suddenly

Joshua 10:9
And Joshua came unto them suddenly, and journeyed from Gilgal all night.
1 Thessalonians 5:2
for ye your selves know perfectly, that the day of the Lord shall come even as a thief in the night.