Then the prophet (A.
Then the prophet (A.S) raised the hand of his holiness Ali (A.S) and said: “O People! among the believers who is more worthy than themselves. People said: “Allah and his prophet know better” .Then the prophet said:” O People whoever I’m his master and leader; Ali is his master and leader. In addition, repeated this sentence three times. Then the people congratulated this selection to his holiness Ali (A.S) and swore allegiance to him.
His holiness Ali (A.S) after the death of the honoured Prophet (A.S) After the death of the honoured prophet (A.S) because of special conditions that raised, his holiness Ali (A.S) withdraw from the scene of the society and choose silence; He neither participated in any struggle nor spoke officially in the society. He put the sword in the sheath and engaged with individual duties and educating the individuals.
Activities of Imam Ali (A.S) in this period were/briefly as follows 1- Worshiping Allah, according to the level of his holiness Ali (A.S). 2- Interpretation of the Quran, solving religious problems and decreeing the rule of incidents that didn’t have a resemblance along the 23 Years of the prophet’s life. 3- Answering questions from scholars from other religions and other towns. 4- Expressing the rule for many of the new events that didn’t occur previously in Islam.
5- Solving the problems when the caliphate system faced dead ends in political matters and some other problems. 6- Educating and raising a group who have a pure conscience and prepared souls for the spiritual journey. 7- Work and strife to secure the life of many of the poor and disabled to the extent that he would establish gardens and extract aqueducts and then would give them as endowments in the way of Allah.
Period of the caliphate of his holiness Ali (A.S) in the time of his holiness caliphate many wars occurred as Seffin, Jamal and Nahrawan which had specific consequences following. After the war of Nahrawan and the suppression of the Kharijites, some of the Kharijites among whom was Abdul-Rahman bin Moljam Moradi and Barak bin Abdulla Tameemi and Amr bin Bakr-Tamimi in one of the nights got together and considered the cerium’s chances of that time the blood-sheds and civil wars.
They remembered Nahrawan and their deads and finally reached the conclusion that the reason for this blood-shed and brothers killing are his holiness Ali (A.S), Moawiah and Amr bin Aass and if these three were removed the Muslims will know their duties, therefore.