It was narrated from Abu Hurairah that the Prophet (ﷺ) said:
'The one who strives to support the widow and the poor is like a Mujahid who fights in the cause of Allah, and like one who stands in the night (in voluntary prayer) and fasts by day." (FR)
English reference (FR): Vol. 3, Book 12, Hadith 2140 (FR)
Arabic reference (FR): Book 12, Hadith 2223 (FR)