anyone other than The One God Allah is a grave sin. Zoroastrianism Sai Baba is also worshipped by prominent Zoroastrians such as Nanabhoy Palkhivala and Homi Bhabha , and has been cited as the Zoroastrians' most popular non-Zoroastrian religious figure. Others Meher Baba , who was born into a Zoroastrian family, met