Joshua 8:3

And Joshua riseth, and all the people of war, to go up to Ai, and Joshua chooseth thirty thousand men, mighty ones of valour, and sendeth them away by night,

Matthew 24:39

and they did not know till the flood came and took all away; so shall be also the presence of the Son of Man.

Matthew 24:50

the lord of that servant will arrive in a day when he doth not expect, and in an hour of which he doth not know,

Matthew 25:6

and in the middle of the night a cry was made, Lo, the bridegroom doth come; go ye forth to meet him.

1 Thessalonians 5:2

for yourselves have known thoroughly that the day of the Lord as a thief in the night doth so come,

2 Peter 3:10

and it will come -- the day of the Lord -- as a thief in the night, in which the heavens with a rushing noise will pass away, and the elements with burning heat be dissolved, and earth and the works in it shall be burnt up.

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.

General references

Bible References

By night

Matthew 24:39
and they did not know till the flood came and took all away; so shall be also the presence of the Son of Man.
Matthew 25:6
and in the middle of the night a cry was made, Lo, the bridegroom doth come; go ye forth to meet him.
1 Thessalonians 5:2
for yourselves have known thoroughly that the day of the Lord as a thief in the night doth so come,
2 Peter 3:10
and it will come -- the day of the Lord -- as a thief in the night, in which the heavens with a rushing noise will pass away, and the elements with burning heat be dissolved, and earth and the works in it shall be burnt up.

General references

Joshua 8:11
and all the people of war who are with him have gone up, and draw nigh and come in over-against the city, and encamp on the north of Ai; and the valley is between him and Ai.