Leviticus 20:11-12

Young's Literal Translation

¹¹ `And a man who lieth with his father's wife -- the nakedness of his father he hath uncovered -- both of them are certainly put to death; their blood [is] on them.

¹² `And a man who lieth with his daughter-in-law -- both of them are certainly put to death; confusion they have made; their blood [is] on them.