Israel, Knesset Basic Law 1958, as amended in 1987 [English], accessed 21 April 2021
Article 4. Electoral System
The Knesset shall be elected by general, national, direct, equal, secret and proportional elections, in accordance with the Knesset Elections Law; this section shall not be varied save by a majority of the members of the Knesset.
See also: The electoral system in Israel