Numbers 5:19-22

19Then the woman must agree to the strong promise that the priest tells her to say. The priest must say to her, “This water brings a curse. If no other man has had sex with you, it will not hurt you.

20But if another man has had sex with you,

21may the Lord bring the curse on you. The bitter water will cause your female parts to become smaller. Your stomach will become very big.

22That will happen when you drink the bitter water.” The woman must say, “That should happen. I agree!”