Leviticus:20:11-12
gltv@Leviticus:20:11 @ And a man who lies with his father's wife, who has uncovered the nakedness of his father, both of them shall surely be put to death; their blood shall be on them.
gltv@Leviticus:20:12 @ And a man who lies with his daughter-in-law, both of them shall surely be put to death; they have made a shameful mixture; their blood shall be on them.