Discovery BoxLeviticus 18:9 
Context18:9 You must not have sexual intercourse with your sister, whether she is your father’s daughter or your mother’s daughter, 1 whether she is born in the same household or born outside it; 2 you must not have sexual intercourse with either of them. 3
Leviticus 20:17
Context20:17 “‘If a man has sexual intercourse with 4 his sister, whether the daughter of his father or his mother, so that he sees her nakedness and she sees his nakedness, it is a disgrace. They must be cut off in the sight of the children of their people. 5 He has exposed his sister’s nakedness; he will bear his punishment for iniquity. 6
1 tn Heb “the daughter of your father or the daughter of your mother.”
2 tn Heb “born of house or born of outside.” CEV interprets as “whether you grew up together or not” (cf. also TEV, NLT).
3 tc Several medieval Hebrew
tn For a smooth English translation “either of” was added.
4 tn Heb “takes.” The verb “to take” in this context means “to engage in sexual intercourse,” though some English versions translate it as “marry” (e.g., NIV, NCV, TEV, CEV).
5 tn Regarding the “cut off” penalty, see the note on Lev 7:20.
