Leviticus 18:10-14

¹⁰You may not have sex relations with your son's daughter or your daughter's daughter, for they are part of yourself;

¹¹Or your father's wife's daughter, the child of your father, for she is your sister.

¹²You may not have sex connection with your father's sister, for she is your father's near relation.

¹³You may not have sex connection with your mother's sister, for she is your mother's near relation.

¹⁴You may not have sex relations with the wife of your father's brother, for she is of your family;