وَنَوْمُ مُصَلٍّ وَلَوْ رَاكِعًا أَوْ سَاجِدًا عَلَى جِهَةِ السُّنَّةِ
10. The sleep of a praying person does not invalidate Wudu when the person remains in the Sunnah form of the prayer posture, even in Ruku or Sujud.
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Item 10: Sleep in a Sunnah Prayer Posture
Wudu: Ten Things That Do Not Invalidate It
وَنَوْمُ مُصَلٍّ وَلَوْ رَاكِعًا أَوْ سَاجِدًا عَلَى جِهَةِ السُّنَّةِ
10. The sleep of a praying person does not invalidate Wudu when the person remains in the Sunnah form of the prayer posture, even in Ruku or Sujud.