was the one clearly designated for this office.
As Umar said:
“There is no one among you to whom people would travel from afar as they did to Abu Bakr.”
Abu Bakr’s superiority over all others, and the Messenger of Allah—peace and blessings be upon him—giving him precedence over all the other Companions, were manifest and well known. Thus, the texts indicating that he was the designated choice made consultation, waiting, and deliberation unnecessary. This was not so with anyone else, for allegiance could not lawfully be pledged to him until after consultation, waiting, and deliberation. Whoever pledged allegiance to anyone other than Abu Bakr without waiting and mutual consultation had no right to do so.
This is expressly explained in this hadith of Umar, in his famous sermon recorded in the Sahih, which he delivered upon returning from Hajj near the end of his life. This sermon is well known among scholars. Al-Bukhari narrated it in his Sahih (1) from Ibn Abbas, who said (2): “I used to teach the Quran to men among the Emigrants, including Abd al-Rahman ibn Awf. While (3) I was at his house (4) in Mina, and he was with Umar ibn al-Khattab during the last Hajj Umar performed, Abd al-Rahman ibn Awf (5) returned to me,