Leviticus 18:17
The nakedness of a woman and her daughter shalt thou not uncover; thou shalt not take her son's daughter, nor her daughter's daughter, to uncover her nakedness: they are her near relations: it is wickedness.
Leviticus 20:14
And if a man take a wife and her mother, it is infamy: they shall burn him and them with fire, that there be no infamy among you.
Deuteronomy 27:23
Cursed be he that lieth with his mother-in-law! And all the people shall say, Amen.
Amos 2:7
panting after the dust of the earth on the head of the poor, and turning aside the way of the meek; and a man and his father will go in unto the same maid, to profane my holy name.