question #3 Sahih al-Bukhari 3744, Book 62, Hadith 89 : How does trustworthiness impact the leadership and unity of a community?

Allah’s Messenger (ﷺ) said, ” Every nation has an extremely trustworthy man, and the trustworthy man of
this (i.e. Muslim) nation is Abu ‘Ubaida bin Al-Jarrah.”