12Do not have sex with your father's sister, because she is your father's close relative.
13Do not have sex with your mother's sister, because she is your mother's close relative.
14Do not disgrace your ◄uncle/father's brother►by having sex with his wife, because she is your aunt.
15Do not have sex with DOU your daughter-in-law, because she is your son's wife.
Leviticus 18
Leviticus 18:12-15