These are the ones who incur the penalty of lashes: One who cohabits with his sister, his father's sister, his mother's sister; his wife's sister; his brother's wife, his father's brother's wife, or with a menstruant; a widow to a Kohen Gadol, a divorcee or a chalutzah to an ordinary Kohen, a mamzeress or a Nesinite to a Yisrael, a Yisraelis to a Nesinite or to a mamzer. For a widow and a divorcee, one is liable for two [negative] commandments; for a divorcee and a chalutzah, he is liable for but one [negative] commandment.