Tayammum is a sufficient purification...

Tayammum is a sufficient purification; a person who has done Tayammum is permitted to do all those things whose validity depend on wudu ' or ghusl, e.g., entering a mosque, touching the writings of the Qur'an, etc. This is valid for as long as water is unavailable; once the water become available, Tayammum automatically becomes in­valid. If more than one ghusls are wajib on a person, then a single Tayammum with the niyyat of all those ghusls will suffice. A person on…