Forbidden to you are your mothers , your daughters , your sisters , your paternal aunts and maternal aunts , your brother 's daughters , your sister 's daughters , your mothers who have given suck to you , your suckling sisters , your wives mothers , and your stepdaughters who are in your care from your wives with whom you have lain , but if you have never lain with them it is no fault in you . ( Also forbidden to you ) are the wives of your sons who are of your loins , and to take to you two sisters together unless it is a thing of the past .