The name Bīsutūn is derived from the word Bagastāna in Old Persian, that is to say, the vernacular of the Achaemenid dynasty (Kent, 6, 108; Qurashī, 179). This word is made up of two parts: the morpheme baga meaning God and the suffix –stān meaning place, thus referring to ‘the place of God’, which is also the meaning of the Persian word yazdān-sarāy, an expression which Firdawsī uses in his Shāhnāmah to mean a place of worship (see 5/2346; Qurashī, 179; Kent, 108). In G…