Leviticus 18:8
8 You shall not uncover the nakedness of your father’s wife; it is your father’s nakedness.
Leviticus 20:11
11 If a man lies with his father’s wife, he has uncovered his father’s nakedness; both of them shall surely be put to death; their blood is upon them.
Deuteronomy 22:30
30 q“A man shall not take his father’s wife, so that he does not uncover his father’s nakedness.1
Deuteronomy 27:20
20 “‘Cursed be anyone who flies with his father’s wife, because he has uncovered his father’s nakedness.’1 And all the people shall say, ‘Amen.’
