It was narrated from Miqdam bin Ma'dikarib (Ar- Zubaidi) that the Messenger of Allah (ﷺ) said:
"No man earns anything better than that which he earns with his own hands, and what a man spends on himself, his wife, his child and his servant, then it is charity."
English reference: Vol. 3, Book 12, Hadith 2138
Arabic reference: Book 12, Hadith 2221