'Oath' in the Bible

Then the priest will put the woman under oath and say to the her, "If no other man has had sexual relations with you, and if you have not gone astray and become defiled while under your husband's authority, may you be free from this bitter water that brings a curse.

Then the priest will put the woman under the oath of the curse and will say to the her, "The Lord make you an attested curse among your people, if the Lord makes your thigh fall away and your abdomen swell;

If a man makes a vow to the Lord or takes an oath of binding obligation on himself, he must not break his word, but must do whatever he has promised.

If she made the vow in her husband's house or put herself under obligation with an oath,