For every Umma there is a man of trust and the man of trust of this Umma is Abu 'Ubaida b. Jarrah.
Sahih Muslim Book 44, Hadith 82
← Previous Hadith 'Aisha said to me: Your fathers (Zubair and Abu Bakr) were amongst those about whom (it has been revealed):" Those who responded to the call of Allah and His Messenger after the misfortune had fallen upon them."

Sahih Muslim Book 44, Hadith 81 Next Hadith → Send with us a person who should teach us Sunnah and al-Islam, whereupon he (the Holy Prophet) caught hold of the hand of Ubaida and said: He is a man of trust of this Umma.

Sahih Muslim Book 44, Hadith 83