Volume 2 · Book 24 · Hadith 514
Narrated 'Abda: T he Prophet said, "Do not with-hold your money by counting it (i.e. hoarding it), (for if you did so), Allah would also with-hold His blessings from you."
— Sahih Bukhari, Volume 2, Book 24: Obligatory Charity Tax (Zakat), Hadith #514