Abu Dawud
Zakat
Book Number: 003 / Hadith Number: 1696
Narated By 'Aisha, Ummul Mu'minin : AbuMulaykah reported: 'Aisha counted a number of indigents. AbuDawud said: The other version has: She counted a number of sadaqahs. The Apostle of Allah (pbuh) said: Give and do not calculate, so calculation will be made against you.