Sahih Muslim 6668
صحيح مسلم#6668SahihAbu Huraira reported a hadith from Allah's Messenger (ﷺ) ; (one of them was this) that Allah's Messenger (ﷺ) said:None amongst you should point a weapon towards his brother, for he does not know that Satan might cause the weapon (to slip) from his hand and (he may injure anyone) and thus he may fall into Hell-Fire
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 45:165