Matthew 24:39

and knew nothing about it until the Flood came and swept them all away, so it will be at the coming of the Son of Man.

Matthew 24:50

the master of that slave will come on the very day he is not expecting him,

Matthew 25:6

But at midnight there was a shout, 'Here comes the bridegroom! Go out to meet him!'

1 Thessalonians 5:2

for you yourselves know perfectly well that the day of the Lord is coming like a thief in the night.

2 Peter 3:10

The day of the Lord will come like a thief; on that day the heavens will pass away with a roar, the heavenly bodies will be destroyed by being burned up, and the earth with all its works will melt away.

Treasury of Scripture Knowledge

Summary

So Joshua arose, and all the people of war, to go up against Ai: and Joshua chose out thirty thousand mighty men of valour, and sent them away by night.

Bible References

By night

Matthew 24:39
and knew nothing about it until the Flood came and swept them all away, so it will be at the coming of the Son of Man.
Matthew 25:6
But at midnight there was a shout, 'Here comes the bridegroom! Go out to meet him!'
1 Thessalonians 5:2
for you yourselves know perfectly well that the day of the Lord is coming like a thief in the night.
2 Peter 3:10
The day of the Lord will come like a thief; on that day the heavens will pass away with a roar, the heavenly bodies will be destroyed by being burned up, and the earth with all its works will melt away.