Proverbs 17:13 Kabbalah

מֵשִׁ֣יב רָ֭עָה תַּ֣חַת טוֹבָ֑ה לֹא־תמיש [תָמ֥וּשׁ] רָ֝עָ֗ה מִבֵּיתֽוֹ׃

Whoso rewardeth evil for good, Evil shall not depart from his house.

Read kabbalistic (mystical) interpretation of Proverbs 17:13: and classical mystical sources.