Meher Yazad, Meher Mah, Meher Roj, Meher Yasht
A good explanation
On Mah Meher and Roz Meher, the Jashan of Mehergan is celebrated. This day is connected with an historical event. It was on this day, that, Pishdadian King Fareidun freed Persia from the tyranny of Zohak, took him prisoner and ascended the throne of Persia. Jashne Mehergan is a celebration to remind us of this memorable event of dispensation of Divine Justice and Ahura Mazda’s Love, Light and Law – Meher. Meher is a very important concept in Zoroastrianism. In Zarathushti calendar, the seventh month is named Meher and the 16th day of each month is Meher.