See this link -> [Are Jews safe in India][1]
Jews have only been persecuted by Muslims and Christians because of their existence disproves their claim to be true followers of Abraham. Other religions - Hindus, Buddhists don't bother about jews faith. Most of Hindus, Buddhists even dont know anything about Jews and their faith. For most of Indians, All other country people are foreigners irrespective of their countries.
[1]: https://www.quora.com/Is-it-true-that-India-is-the-only-country-where-Jews-were-not-persecuted-In-what-countries-did-they-face-persecution-and-why "Are Jews Safe in India"