Dil me kaha agar wo kaam kroon tu biwi talaq. per wo kaam kar leya tu kia biwi talaq ho gayee.
Answer:
(Fatwa: 693/581/B=1432)
It is necessary to speak verbally for talaq to take place. No talaq shall take place if only said in heart or thought. She is your wife as usual.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband