וְאִשָּׁ֕ה כִּֽי־תִדֹּ֥ר נֶ֖דֶר לַיהוָ֑ה וְאָסְרָ֥ה אִסָּ֛ר בְּבֵ֥ית אָבִ֖יהָ בִּנְעֻרֶֽיהָ׃
Also when a woman voweth a vow unto the LORD, and bindeth herself by a bond, being in her father’s house, in her youth,
Read kabbalistic (mystical) interpretation of Numbers 30:4: and classical mystical sources.