Leviticus 20:11
And the man that lies with his father's wife has uncovered his father's nakedness; both of them shall surely die; their blood shall be upon them.
Deuteronomy 27:20
Cursed is he that lies with his father's wife because he uncovers his father's skirt. And all the people shall say, Amen.
Deuteronomy 27:23
Cursed is he that lies with his mother-in-law. And all the people shall say, Amen.
Leviticus 18:7-8
The nakedness of thy father or the nakedness of thy mother, thou shalt not uncover; she is thy mother; thou shalt not uncover her nakedness.
Amos 2:7
desiring that there be dust of the earth upon the head of the poor, and to twist the way of the humble: and the man and his father have gone in unto the same maid, profaning my holy name:
1 Corinthians 5:1
It is reported commonly that there is fornication among you, and such fornication as is not so much as named among the Gentiles, that one should have his father's wife.