Numbers 5:21 in the World English Bible
then the priest shall cause the woman to swear with the oath of cursing, and the priest shall tell the woman, “May the LORD make you a curse and an oath among your people, when the LORD allows your thigh to fall away, and your body to swell;
Context
20 But if thou hast gone aside to another instead of thy husband, and if thou be defiled, and some man have lain with thee beside thine husband:
21 Then the priest shall charge the woman with an oath of cursing, and the priest shall say unto the woman, The LORD make thee a curse and an oath among thy people, when the LORD doth make thy thigh to rot, and thy belly to swell;
22 And this water that causeth the curse shall go into thy bowels, to make thy belly to swell, and thy thigh to rot: And the woman shall say, Amen, amen.