אִם־תִּשְׁכַּ֥ב לֹֽא־תִפְחָ֑ד וְ֝שָׁכַבְתָּ֗ וְֽעָרְבָ֥ה שְׁנָתֶֽךָ׃
When thou liest down, thou shalt not be afraid; Yea, thou shalt lie down, and thy sleep shall be sweet.
Read Jewish philosophical commentary on Proverbs 3:24: and classical philosophical sources.