Hadith 4006

Narrated Abu Masud Al-Badri:

The Prophet said, "A man's spending on his family is a deed of charity."

حَدَّثَنَا مُسْلِمٌ، حَدَّثَنَا شُعْبَةُ، عَنْ عَدِيٍّ، عَنْ عَبْدِ اللَّهِ بْنِ يَزِيدَ، سَمِعَ أَبَا مَسْعُودٍ الْبَدْرِيَّ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ ‏"‏ نَفَقَةُ الرَّجُلِ عَلَى أَهْلِهِ صَدَقَةٌ ‏"‏‏.‏

Reference: 136430
In-book reference: Book 64, Hadith 4006
Hadith 4006 - Military Expeditions led by the Prophet (pbuh) (Al-Maghaazi) - Sahih al-Bukhari - Sunnah.com