Deuteronomy 27:22
Cursed be he that lies with his sister, the daughter of his father, or the daughter of his mother. And all the people shall say, Amen.
Leviticus 18:9
The nakedness of your sister, the daughter of your father, or daughter of your mother, whether she be born at home, or born abroad, even her nakedness you shall not uncover.
Leviticus 20:17
And if a man shall take his sister, his father's daughter, or his mother's daughter, and see her nakedness, and she see his nakedness; it is a wicked thing; and they shall be cut off in the sight of their people: he has uncovered his sister's nakedness; he shall bear his iniquity.
Ezekiel 22:11
And one has committed abomination with his neighbor's wife; and another has lewdly defiled his daughter-in-law; and another in you has violated his sister, his father's daughter.
2 Samuel 13:1
And it came to pass after this, that Absalom the son of David had a beautiful sister, whose name was Tamar; and Amnon the son of David loved her.
2 Samuel 13:8-14
So Tamar went to her brother Amnon's house; and he was lying down. And she took flour, and kneaded it, and made cakes in his sight, and did bake the cakes.