Answer:
(Fatwa: 183/183=M/1429)
The salah is valid if all the conditions of salah are fulfilled, but opting for operation in order to avoid more children without a valid reason and permanently terminating the reproduction ability is haram and unlawful in Islam. It is severe sin; a woman must not do it.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
