But, these are two very distinct sects of Muslims and should not be confused with each other. Each has a unique set of customs, traditions and even ceremonies.
Shia view of Ali and Succession to Muhammad Shia Muslims believe that just as a prophet is appointed by God alone, only God has the prerogative to appoint the successor to his prophet. They believe God chose Ali to be Muhammad's successor, infallible, the first caliph khalifah, head of state of Islam.
Hadith of Warning Muhammad invited people to Islam in secret for three years before he started inviting them publicly. In the fourth year of Islam, when Muhammad was commanded to invite his closer relatives to come to Islam  he gathered the Banu Hashim clan in a ceremony.
At the banquet, he was about to invite them to Islam when Abu Lahab interrupted him, after which everyone left the banquet. The Prophet ordered Ali to invite the 40 people again. The second time, Muhammad announced Islam to them and invited them to join.
I praise Allah, and I seek His guidance. I believe in Him and I put my trust in Him. I bear witness that there is no god except Allah; He has no partners; and I am His messenger. Allah has commanded me to invite you to His religion by saying: And warn thy nearest kinsfolk.
I, therefore, warn you, and call upon you to testify that there is no god but Allah, and that I am His messenger. O ye sons of Abdul Muttalib, no one ever came to you before with anything better than what I have brought to you. By accepting it, your welfare will be assured in this world and in the Hereafter.
Who among you will support me in carrying out this momentous duty? Who will share the burden of this work with me? Who will respond to my call? Who will become my vicegerent, my deputy and my wazir?
Muhammad told him to sit down, saying, "Wait! Perhaps someone older than you might respond to my call. Once again, Ali was the only one to respond, and again, Muhammad told him to wait.
Muhammad then asked the members of Banu Hashim a third time. Ali was still the only volunteer. This time, Ali's offer was accepted by Muhammad. Muhammad "drew [Ali] close, pressed him to his heart, and said to the assembly:Jan 04, · Saudi Arabia’s execution of the Shiite cleric Sheikh Nimr al-Nimr could escalate tensions in the Muslim world even further.
In the Shiite theocracy Iran, the supreme leader, Ayatollah Ali. Sunni and Shia Muslims follow the Quran as well as the Prophet's hadith (sayings) and sunna (customs). These are fundamental practices in the Islamic faith. These . Sunni and Shia Muslims share the most fundamental Islamic beliefs and articles of faith and are the two main sub-groups in Islam.
They do differ, however, and that separation stemmed initially, not from spiritual distinctions, but political ones. The second issue has root into the first one. The Shi’a bound themselves to refer to Ahlul-Bayt for deriving the Sunnah of Prophet (S). They do this in conformity with the order of Prophet reported in the authentic Sunni and Shi’i collections of traditions beside what the Qur’an attests to their perfect purity.
The division has its roots in a rift between the Sunni and Shia disciplines of Islam that opened 1, years ago. What Are the Differences Between Sunni and Shiite Muslims?
What are the. CLASHES between Islam's two big sects, the Sunni and the Shia, take place across the Muslim world.