1 Samuel 26:7

So David and Abishai came to the army [by] night, and {there was} Saul lying asleep in the encampment with his spear thrust into the ground near his head, and Abner and the army [were] lying all around him.

1 Thessalonians 5:2-3

for [you] yourselves well know that the day of the Lord is coming in the [same] way as a thief in the night.

Treasury of Scripture Knowledge

Summary

So David and Abishai came to the people by night: and, behold, Saul lay sleeping within the trench, and his spear stuck in the ground at his bolster: but Abner and the people lay round about him.

Bible References

Sleeping

1 Thessalonians 5:2
for [you] yourselves well know that the day of the Lord is coming in the [same] way as a thief in the night.