שְׁמַ֣ע בְּ֭נִי מוּסַ֣ר אָבִ֑יךָ וְאַל־תִּ֝טֹּ֗שׁ תּוֹרַ֥ת אִמֶּֽךָ׃
Hear, my son, the instruction of thy father, And forsake not the teaching of thy mother;
Rashi on Proverbs
Hearken, my son, to the discipline of your father What the Holy One, blessed be He, gave Moses in writing and orally.
Rashi on Proverbs
your mother Heb. אמך [like אמתך], your nation, the nation of Israel, as in (Ezek. 19:2): “What a lioness was your mother [meaning your nation]!” These are the words of the Scribes, which they innovated and added and made safeguards for the Torah.