Deuteronomy 27:22
'Cursed be the one who 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
[As for] your sister's nakedness, [whether] your father's daughter or your mother's daughter, [whether] {born at home} or {born abroad}, you must not expose their nakedness.
Leviticus 20:17
" 'As for a man who takes his sister, his father's daughter or his mother's daughter, and he sees her nakedness and she herself sees his nakedness, it [is] a disgrace, and they shall be cut off {before} the eyes of {their people}; he has exposed his sister's nakedness--he must bear his guilt.
Ezekiel 22:11
And a man does a detestable thing [with] the wife of his neighbor, and a man defiles his daughter-in-law in wickedness, and a man sexually violates among you his sister, the daughter of his father.
2 Samuel 13:1
It happened afterwards that Absalom the son of David had a beautiful sister whose name [was] Tamar, and Amnon the son of David fell in love with her.
2 Samuel 13:8-14
Tamar went to the house of Amnon her brother. Now he [was] lying down, and she took the dough and kneaded [it] and made cakes before his eyes, and she baked the cakes.