Leviticus 18:9
Never have sexual intercourse with your stepsister, whether she is your father's daughter or your mother's daughter. It makes no difference whether or not she was born in your house.
Leviticus 20:17
If a man marries his sister or half sister, they must be publicly disgraced and driven out of the community. He has had intercourse with his sister and must suffer the consequences.
Deuteronomy 27:22
Cursed is he who has sexual activities with his sister, the daughter of his father or of his mother. All the people answer: Amen.
Ezekiel 22:11
Some commit adultery, and others seduce their daughters-in-law or their half sisters.
Leviticus 18:11
Never have sexual intercourse with a daughter of your father and his wife. She is your own sister.
2 Samuel 13:11-14
She offered them to him. He grabbed her and said: Come to bed with me!