question #1 Sahih Muslim 196c, Book 1, Hadith 391 : What is the significance of the Prophet Muhammad’s role as an intercessor in Paradise?

The Apostle of Allah (ﷺ) said: I would be the first intercessor in the Paradise and no apostle amongst the apostles has been testified (by such a large number of people) as I have been testified. And verily there woald be an apostle among the apostles who would be testified to by only one man from his people.