אַל־תֶּֽאֱהַ֣ב שֵׁ֭נָה פֶּן־תִּוָּרֵ֑שׁ פְּקַ֖ח עֵינֶ֣יךָ שְֽׂבַֽע־לָֽחֶם׃
Love not sleep, lest thou come to poverty; open thine eyes, and thou shalt have bread in plenty.
Read halakhic rulings (Jewish law) on Proverbs 20:13: and classical halakhic sources.