וַיַּרְא֙ חֹתֵ֣ן מֹשֶׁ֔ה אֵ֛ת כָּל־אֲשֶׁר־ה֥וּא עֹשֶׂ֖ה לָעָ֑ם וַיֹּ֗אמֶר מָֽה־הַדָּבָ֤ר הַזֶּה֙ אֲשֶׁ֨ר אַתָּ֤ה עֹשֶׂה֙ לָעָ֔ם מַדּ֗וּעַ אַתָּ֤ה יוֹשֵׁב֙ לְבַדֶּ֔ךָ וְכָל־הָעָ֛ם נִצָּ֥ב עָלֶ֖יךָ מִן־בֹּ֥קֶר עַד־עָֽרֶב׃
And when Moses’father-in-law saw all that he did to the people, he said: ‘What is this thing that thou doest to the people? why sittest thou thyself alone, and all the people stand about thee from morning unto even?’
Read halakhic rulings (Jewish law) on Exodus 18:14: and classical halakhic sources.