Answer:
(Fatwa: 288/288=M/1429)
One can eat at a Hindu’s invitation provided one is sure that neither a haram (impure) agent is used in the food nor it is offering of Hindu gods and goddesses:
لا باس بالذھاب الی ضیافۃ اھل الذمۃ (الھندیۃ)۔
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
