Leviticus 25:30-32

Complete Jewish Bible

³⁰ but if he has not redeemed the dwelling in the walled city within the year, then title in perpetuity passes to the buyer through all his generations; it will not revert in the yovel. ³¹ However, houses in villages not surrounded by walls are to be dealt with like the fields in the countryside — they may be redeemed [before the yovel], and they revert in the yovel.

³² “‘Concerning the cities of the L’vi’im and the houses in the cities they possess, the L’vi’im are to have a permanent right of redemption.