Deuteronomy 27:20, 23
Deuteronomy 27:20 AMP
‘Cursed is he who is intimate with his father’s [former] wife, because he has violated what belongs to his father.’ And all the people shall say, ‘Amen.’
Deuteronomy 27:23 AMP
‘Cursed is he who is intimate with his mother-in-law.’ And all the people shall say, ‘Amen.’