3 “When a young woman still living in her father’s household makes a vow to the LORD or obligates herself by a pledge

Read Numbers 30:3 Using Other Translations

If a woman also vow a vow unto the LORD, and bind herself by a bond, being in her father's house in her youth;
"If a woman vows a vow to the LORD and binds herself by a pledge, while within her father's house in her youth,
“If a young woman makes a vow to the LORD or a pledge under oath while she is still living at her father’s home,