LevЛяв LeviticusЛявіт, chapterраздзел Book of LeviticusТрэцяя кніга Майсеева. Лявіт, chapterраздзел 18

You must not have sexual relations with your father’s sister; she is your father’s close relative.Lev 20:19

You must not have sexual relations with your mother’s sister, for she is your mother’s close relative.