וְהִבַּטְתָּ֙ צַ֣ר מָע֔וֹן בְּכֹ֥ל אֲשֶׁר־יֵיטִ֖יב אֶת־יִשְׂרָאֵ֑ל וְלֹֽא־יִהְיֶ֥ה זָקֵ֛ן בְּבֵיתְךָ֖ כָּל־הַיָּמִֽים׃
And thou shalt behold a rival in My habitation, in all the good which shall be done to Israel; and there shall not be an old man in thy house for ever.
Read halakhic rulings (Jewish law) on I Samuel 2:32: and classical halakhic sources.