Agar zammeen / tiles najis ho jaye , to use pak kaise karege? Agar pani kur nahi hai to pak kaise karege? Agar ayn-e-najasat jaise ki urine , etc se najis hui hai , to pak kaise karege?

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Pipe se najasat par itna Pani dalen ke Pani najasat par havi ho jaye uskebaad Pani ponech den