Sunan Abu Dawud
1649
Sahih+3

Narrated Malik ibn Nadlah: The Prophet (ﷺ) said: Hands are of three types: Allah's hand is the upper one; the bestower's hand is the one near it; the beggar's hand is the lower one. So bestow what is surplus, and do not submit yourself to the demand of your soul

SahihAl-Albani
SahihMuhammad Muhyi Al-Din Abdul Hamid