Sahih al-Bukhari 1437
صحيح البخاري#1437SahihNarrated `Aisha:Allah's Messenger (ﷺ) said, "When a woman gives in charity from her husband's meals without wasting the property of her husband, she will get a reward for it, and her husband too will get a reward for what he earned and the storekeeper will have the reward likewise
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 24:40