Leviticus 25:30 (KJV)
And if it be not redeemed within the space of a full year then the house that is in the walled city shall be established for ever to him that bought it throughout his generations it shall not go out in the jubile
And if it be not redeemed within the space of a full year then the house that is in the walled city shall be established for ever to him that bought it throughout his generations it shall not go out in the jubile