וַיֹּ֣אמֶר אֶל־הַמֶּ֗לֶךְ אַל־יַחֲשָׁב־לִ֣י אֲדֹנִי֮ עָוֺן֒ וְאַל־תִּזְכֹּ֗ר אֵ֚ת אֲשֶׁ֣ר הֶעֱוָ֣ה עַבְדְּךָ֔ בַּיּ֕וֹם אֲשֶׁר־יָׄצָ֥ׄאׄ אֲדֹנִֽי־הַמֶּ֖לֶךְ מִירֽוּשָׁלִָ֑ם לָשׂ֥וּם הַמֶּ֖לֶךְ אֶל־לִבּֽוֹ׃
And he said unto the king: ‘Let not my lord impute iniquity unto me, neither do thou remember that which thy servant did iniquitously the day that my lord the king went out of Jerusalem, that the king should take it to his heart.
Read midrashic interpretation of II Samuel 19:20: and classical rabbinic exegesis.