Numbers 30
Bible in Basic English (BBE)
3 When a man takes an oath to the Lord, or gives an undertaking having the force of an oath, let him not go back from his word, but let him do whatever he has said he will do.
American Standard-ASV1901 (ASV)
3 Also when a woman voweth a vow unto Jehovah, and bindeth herself by a bond, being in her father's house, in her youth,
King James Version (KJV)
3 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;