Answer:
(Fatwa: 1167/976=D/1430)
In order to become Muslim, it is sufficient to profess the major Islamic beliefs like believing in Allah, the hereafter and the last Prophet Muhammad (صلی اللہ علیہ وسلم) firmly and professing the same with tongue. There is no need to take oath or bai?at, but it is better to formally profess the same before any pious person or aalim.
(2) Unless the Hindu girl does not embrace Islam, he will not be allowed to marry her, rather the Nikah will not take place; therefore he should proceed to Nikah only after she converts wholeheartedly to Islam, otherwise he is feared to expose himself to severe trials and troubles.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
