Answer:
(Fatwa: 1419/864/H=1432)
You can take her back through legal halalah. There is no other way for her to be halal. It is mentioned in Bukhari Vol. 2, p. 791 and Fatawa Hindiyah, Vol. 1, p. 501.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
