אַל־תְּחַלֵּ֥ל אֶֽת־בִּתְּךָ֖ לְהַזְנוֹתָ֑הּ וְלֹא־תִזְנֶ֣ה הָאָ֔רֶץ וּמָלְאָ֥ה הָאָ֖רֶץ זִמָּֽה׃
Profane not thy daughter, to make her a harlot, lest the land fall into harlotry, and the land become full of lewdness.
Read kabbalistic (mystical) interpretation of Leviticus 19:29: and classical mystical sources.