Reference for Proverbs 15:23

שִׂמְחָ֣ה לָ֭אִישׁ בְּמַעֲנֵה־פִ֑יו וְדָבָ֖ר בְּעִתּ֣וֹ מַה־טּֽוֹב׃

A man hath joy in the answer of his mouth; And a word in due season, how good is it!