Leviticus 25:32
As for the cities of the Levites, the Levites always have the right to redeem their houses in the cities they possess.
Berean Standard Bible
Notwithstanding the cities of the Levites, and the houses of the cities of their possession, may the Levites redeem at any time.
“‘Nevertheless, in the cities of the Levites, the Levites may redeem the houses in the cities of their possession at any time.