וַיִּרָ֥א שָׁא֖וּל מִלִּפְנֵ֣י דָוִ֑ד כִּֽי־הָיָ֤ה יְהוָה֙ עִמּ֔וֹ וּמֵעִ֥ם שָׁא֖וּל סָֽר׃
And Saul was afraid of David, because the LORD was with him, and was departed from Saul.
Read halakhic rulings (Jewish law) on I Samuel 18:12 from the Mishneh Torah and classical halakhic sources, free online.