The celebrated historian Muhammad bin Jarir Tabari (deceased 310 A.

The celebrated historian Muhammad bin Jarir Tabari (deceased 310 A.H.) in his book 'Al- Wilaya' with reference of the famous companion, Zaid bin Arqam (died in 66 A.H.) has discussed a few more parts of the sermon. According to his description the Prophet at the end said, "O Muslims! Say that we pledge for this. We give our word of honor and extend our hands of allegiance. We shall transmit your message to our children and other members of our family.

We shall not make any sort of alteration or change in it. You should stand witness to our pledge and acknowledgement and for this God's witness is enough". Later the Prophet said, "Gentlemen! Repeat whatever I have said and salute Ali on his designation as the Commander of the faithful".

Zaid bin Arqam narrates that at the end of the Prophet's discourse people advanced group by group towards the pulpit and amidst the tumult of greetings and congratulations they began to swear allegiance to Imam, Ali. According to the research of the commentators, in the meantime, the possessor of the Revelation descended with this word of God***,*** "This day have I perfected for you your religion and completed my favor on you and chosen for you Islam as a religion ".

(Qur'an, 5:3) [^1]: The word used for `master' by the Holy Prophet (s.a.w.) was `Mawla' (in Arabic) Previous…