Sunan Ibn Majah, Chapter: The Chapters Regarding Zakat

the freed slave of Imran bin Husain: "My father told me that 'Imran bin Hussain was appointed to collect the Sadaqah. When he came back, it was said to him: 'Where is the wealth?' He said: 'Was it for wealth that you sent me? We took it from where we used to take it at the time of the Messenger of Allah (saw), and we distributed it where we used to distribute it.' " Sahih