Yes, Islam was never fragmented. There are different Islam schools or groups. however, they are believing in the main Islam fundamentals and same holy book and same prophet. however, it is true that the Islam five pillars are a main factor in maintaining Islam unity and integration. see related questions below.
Muhammad was the main prophet of Islam.
Islam is the main religion of Saudi Arabia.
The main holy book of the Yehudi religion is the Torah, which consists of the first five books of the Hebrew Bible (Genesis, Exodus, Leviticus, Numbers, and Deuteronomy).
No the sacred book of Islam is called The Holy Qur'an
The most important book of Islam is the holy book of Islam which is the Quran.
The holy book of islam is "Quran" . Makkah (mecca) is the holy city for beleivers of Islam (muslims)
Iran's main religion is Islam; more specifically, a type of Islam known as Shia Islam.
Islam
The Islam holy book is the Qur'an.
no, the shia and sunni did. they are the two main groups of Islam i think. its in my social studies book
The holy book Quran is the book of doctrine of the Islam religion together with the sayings of prophet Muhammad and his practices.