Muhammad was the main prophet of Islam.
yes
to knowledge the Muslims about Islam.
Muhammad Ali was a Christian before he converted to Islam.
Nation Of Islam (NOI) is an organization with religion quite different from the main stream of Islam per Quran revelation to prophet Muhammad (PBUH). NOI was founded by Wallace D. Fard Muhammad.
The main belief of Islam is that: There is only on God And Muhammad is the (last) Prophet.
The two main references of worship in Islam are the holy Quran and the Sunna (prophet Muhammad sayings and practices).
Undoubtedly, he is the prophet Muhammad may Allah grant Him with peace & blessings.
One of the biggest main events in Muhammad's life was when his wife, Khadijah passed away. This occurred in 619 AD. Also, another main event in his life was when Muhammad forced his tribes to accept Islam. This occurred in 631 AD.
Islam is what all the Prophets of God taught. The word simply means: peace through the willing acceptance of God's will. So the origin of Islam is God speaking to Adam, Noah, Abraham, Ishmael, Isaac, Jacob, Joseph, Moses, David, Solomon, John, Jesus, Muhammad and all the other Prophets - peace be upon them all. Google the phrase: Muhammad in the Bible and see the articles that Muslim scholars have written on the subject.
One of the biggest main events in Muhammad's life was when his wife, Khadijah passed away. This occurred in 619 AD. Also, another main event in his life was when Muhammad forced his tribes to accept Islam. This occurred in 631 AD.
The main and only belief of prophet Muhammad is Islam that is God religion since start of universe creation and even before. Islam is the call of all God prophets; including Adam, Noah, Abraham, Isaac, Jacob, Joseph, Moses, David, Solomon, ..., Jesus, and Muhammad (peace be upon them all) to their people as Islam word means full submission to God as the one and only one God. Prophet Muhammad called all people to Islam per Qur'an God revelation to him through the angel Gabriel (or Jibril).