זֹ֥את תּוֹרַ֖ת הַקְּנָאֹ֑ת אֲשֶׁ֨ר תִּשְׂטֶ֥ה אִשָּׁ֛ה תַּ֥חַת אִישָׁ֖הּ וְנִטְמָֽאָה׃
This is the law of jealousy, when a wife, being under her husband, goeth aside, and is defiled;
Read kabbalistic (mystical) interpretation of Numbers 5:29: and classical mystical sources.