Sahih Bukhari Volume 3, Book 36, Hadith Number 473.

Narated By Abu May’ id Al-Ansari : Whenever Allah’s Apostle ordered us to give in charity we would go to the market and work as porters to earn a Mudd (two hand-fulls) (of foodstuff) but now some of us have one-hundred thousand Dirhams or Diners. (The sub-narrator) Shaqiq said, “I think Abu Mas’ud meant himself by saying (some of us).