Proverbs 15:32 Halakhah

פּוֹרֵ֣עַ מ֭וּסָר מוֹאֵ֣ס נַפְשׁ֑וֹ וְשׁוֹמֵ֥עַ תּ֝וֹכַ֗חַת ק֣וֹנֶה לֵּֽב׃

He that refuseth correction despiseth his own soul; But he that hearkeneth to reproof getteth understanding.

Read halakhic rulings (Jewish law) on Proverbs 15:32: and classical halakhic sources.