Abu Dawud Book 3, Hadith Number 1581.

Narated By Bashir ibn al-Khasasiyyah : (Ibn Ubayd said in the version of his tradition that his name was not Bashir, but (it was) the Apostle of Allah (PBUH) (who had) named him Bashir)

We said: (to the Apostle of Allah): The collectors of sadaqah collect more than is due; can we hide our property to that proportion? He replied: “No.”