وَإِنْ تَكَلَّمَ فِي صَلَاتِهِ سَاهِيًا أَوْ عَامِدًا: بَطَلَتْ صَلَاتُهُ.
Meaning: Whether spoken forgetfully or intentionally, ordinary speech invalidates prayer in the rule stated here; it does not itself invalidate ablution.
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Speech during prayer
Hadath during Prayer: Building, Restarting and Twelve Final-Sitting Cases
وَإِنْ تَكَلَّمَ فِي صَلَاتِهِ سَاهِيًا أَوْ عَامِدًا: بَطَلَتْ صَلَاتُهُ.
Meaning: Whether spoken forgetfully or intentionally, ordinary speech invalidates prayer in the rule stated here; it does not itself invalidate ablution.