Sahih al-Bukhari 3029
صحيح البخاري#3029SahihNarrated Abu Huraira:Allah's Messenger (ﷺ) called,: "War is deceit
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: 56:236