 In Asoristan, he founded Wuzurg-Shapur ("Great Shapur"), a city on the west side of the Tigris.He also rebuilt Susa after having destroyed it when suppressing a revolt, renaming it Eran-Khwarrah-Shapur ("Iran's glory [built by] Shapur").Under Shapur II's reign the collection of the "Avesta" was completed, heresy and apostasy punished, and the Christians persecuted (see Abdecalas, Acepsimas of Hnaita and Aba of Kashkar).