´It was narrated from Abu Mas'ud that the Prophet said:` "When a man spends on his family, seeking reward for that, that is an act of charity on his part."
Hadith ReferenceSunan an-Nasa'i / The Book of Zakah / Hadith: 2546
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه