नान्यस्मिन् विधवा नारी नियोक्तव्या द्विजातिभिः । अन्यस्मिन् हि नियुञ्जाना धर्मं हन्युः सनातनम् ॥ ६४ ॥
sanskrit
By twice-born men a widow must not be appointed to (cohabit with) any other (than her husband); for they who appoint (her) to another (man), will violate the eternal law.
english translation