Middle Persian
In Middle Persian, the name is 𐭦𐭫𐭲𐭥𐭱𐭲 "Zardu(x)št", in Parthian "Zarhušt", in Manichaean Middle Persian "Zrdrwšt", in Early New Persian "Zardušt", and in modern (New Persian), the name is زرتشت "Zartosht".