Khordād Sāl Jashan
It is the festival to mark the birthday of Prophet Zarathushtra. It is celebrated according to the religious calendar on the sixth day (Khordād) of the first month (Farvardin). On this day, Zoroastrian houses all over the world garland the picture of prophet Zarathushtra and wish each other “Khordād Sāl Mubarak.”