REV 22:2

2 In the middle of the rekhov [(street)] of it, and on either side on the nahar [(river)] was the Etz HaChayyim, producing Shneym Asar Perot [(Twelve Fruits)], according to each chodesh [(month)], yielding the p'ri of it, and the leaves of the Etz [(tree)] were for the refu'ah [(healing)] of the Nations.