1 Samuel 26:7

So David came, with Abishai, unto the people by night, and lo! Saul lying asleep, within the trench, and his spear stuck in the ground, at his head, - and Abner and the people lying round about him.

1 Thessalonians 5:2-3

For, ye yourselves, perfectly well know - that, the day of the Lord, as a thief in the night, so, cometh;

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, ye yourselves, perfectly well know - that, the day of the Lord, as a thief in the night, so, cometh;