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 ‏"‏‏.‏

Narrated Abu Masud Al-Badri: The Prophet (PBUH) said, "A man's spending on his family is a deed of charity." Translation Not Available

Book Ref: Sahih Bukhari Book 64 Hadith 4006
Web Ref:  Sahih Bukhari Vol 5 Book 59 Hadith 343