Because of the vicissitudes of historical transmission, eventually no less than four Sasanian rulers were quoted as its builders: Shapur I (241–273), Shapur II (310–379), Khosrau I Anushirvan (531–579) and Khosrau II Parvez (590–628). Kurz, Otto (1941). »The Date of the Ṭāq i Kisrā«. The Journal of the Royal Asiatic Society of Great Britain and Ireland. (New Series). 73 (1): 37–41. doi:10.1017/S0035869X00093138. JSTOR25221709.
Encyclopaedia Iranica, E. J. Keall, AYVĀN-E KESRĀ[1], volume 3, fascicle 2, pages 155-159
jstor.org
Because of the vicissitudes of historical transmission, eventually no less than four Sasanian rulers were quoted as its builders: Shapur I (241–273), Shapur II (310–379), Khosrau I Anushirvan (531–579) and Khosrau II Parvez (590–628). Kurz, Otto (1941). »The Date of the Ṭāq i Kisrā«. The Journal of the Royal Asiatic Society of Great Britain and Ireland. (New Series). 73 (1): 37–41. doi:10.1017/S0035869X00093138. JSTOR25221709.