question #3 Sahih al-Bukhari 4010, Book 64, Hadith 61 : What is the role of lineage and family background in the transmission of hadiths?

I asked Al-Husain bin Muhammad who was one of the sons of Salim and one of the nobles amongst
them, about the narration of Mahmud bin Ar-Rabi ‘from `Itban bin Malik, and he confirmed it.