כִּֽי־אִ֣ישׁ אִ֗ישׁ אֲשֶׁ֨ר יְקַלֵּ֧ל אֶת־אָבִ֛יו וְאֶת־אִמּ֖וֹ מ֣וֹת יוּמָ֑ת אָבִ֧יו וְאִמּ֛וֹ קִלֵּ֖ל דָּמָ֥יו בּֽוֹ׃
For whatsoever man there be that curseth his father or his mother shall surely be put to death; he hath cursed his father or his mother; his blood shall be upon him.
Read kabbalistic (mystical) interpretation of Leviticus 20:9: and classical mystical sources.