Sunan Ibn Majah 486
سنن ابن ماجه#486SahihIt was narrated that 'Aishah said:"The Messenger of Allah said: 'Perform ablution after (eating) that which has been changed by fire
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Al-AlbaniSahih
Muhammad Fouad Abd al-BaqiSahih
Shuaib Al ArnautSahih
Zubair Ali ZaiSahih Muslim
In-book reference: 1:220