وَإِنْ رَأَى الْمُتَيَمِّمُ الْمَاءَ فِي صَلَاتِهِ: بَطَلَتْ صَلَاتُهُ.
Meaning: If a person praying with tayammum finds accessible usable water during prayer, the substitute basis for purification ends and the prayer is invalidated.
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A person with tayammum finds usable water
Hadath during Prayer: Building, Restarting and Twelve Final-Sitting Cases
وَإِنْ رَأَى الْمُتَيَمِّمُ الْمَاءَ فِي صَلَاتِهِ: بَطَلَتْ صَلَاتُهُ.
Meaning: If a person praying with tayammum finds accessible usable water during prayer, the substitute basis for purification ends and the prayer is invalidated.