Miraculous Quran

How is the Prophet’s (saw)miracle different from the rest of Prophets? What if all divine books were kept in a volt and no one has access to them? How did Allah elevate the status of Prophet Muhammad (saw)? What is the reason for the revelation of Surah Al-Kawthar? What do you know about the tem (tahadi) mentioned in the article and how was it used in relation to I'jaz-ul-Quran? What is the I'jaz in relation to Iron Surat-ul-Hadeed? Explain the I'jaz in surat Al-Masad? Where is the lowest place on earth and How did you come to know about it? How many times the doctrine of I'jaz-ul-Qur'an was repeated in Quran? What do you know about the (chewed lump) and what is so significant about it?