Leviticus 21:9 Kabbalah

וּבַת֙ אִ֣ישׁ כֹּהֵ֔ן כִּ֥י תֵחֵ֖ל לִזְנ֑וֹת אֶת־אָבִ֙יהָ֙ הִ֣יא מְחַלֶּ֔לֶת בָּאֵ֖שׁ תִּשָּׂרֵֽף׃ (ס)

And the daughter of any priest, if she profane herself by playing the harlot, she profaneth her father: she shall be burnt with fire.

Read kabbalistic (mystical) interpretation of Leviticus 21:9: and classical mystical sources.