It wasnarrated that Salamah bin Akwa' said:
"We went out with theMessenger of Allah (ﷺ) on the campaign of Khaibar, and in theevening the people lit their fires. The Prophet (ﷺ) said: 'Whatareyou cooking?' They said: 'The meat of domesticated donkeys.'He said:'Throw out what is in them (the pots) and break them.' Aman said: 'Orcan we throw out what is in them and wash them?'The Prophet (ﷺ)said: 'Or (do) that.'" (IT)
English reference (IT): Vol. 4, Book 27, Hadith 3195 (IT)
Arabic reference (IT): Book 27, Hadith 3316 (IT)