וּ֠בָאוּ הַמַּ֨יִם הַמְאָרְרִ֤ים הָאֵ֙לֶּה֙ בְּֽמֵעַ֔יִךְ לַצְבּ֥וֹת בֶּ֖טֶן וְלַנְפִּ֣ל יָרֵ֑ךְ וְאָמְרָ֥ה הָאִשָּׁ֖ה אָמֵ֥ן ׀ אָמֵֽן׃
and this water that causeth the curse shall go into thy bowels, and make thy belly to swell, and thy thigh to fall away’; and the woman shall say: ‘Amen, Amen.’
Read kabbalistic (mystical) interpretation of Numbers 5:22: and classical mystical sources.