Proverbs 3:24
"When thou liest down, thou shalt not be afraid: yea, thou shalt lie down, and thy sleep shall be sweet."
Cross References (ranked by relevance)
I laid me down and slept; I awaked; for the LORD sustained me.
I will both lay me down in peace, and sleep: for thou, LORD, only makest me dwell in safety.
When thou goest, it shall lead thee; when thou sleepest, it shall keep thee; and when thou awakest, it shall talk with thee.
Also thou shalt lie down, and none shall make thee afraid; yea, many shall make suit unto thee.
Upon this I awaked, and beheld; and my sleep was sweet unto me.
It is vain for you to rise up early, to sit up late, to eat the bread of sorrows: for so he giveth his beloved sleep.
And I will give peace in the land, and ye shall lie down, and none shall make you afraid: and I will rid evil beasts out of the land, neither shall the sword go through your land.
I will feed my flock, and I will cause them to lie down, saith the Lord GOD.