Sunan an-Nasa'i 2553
سنن النسائي#2553SahihIt was narrated that 'Adiyy bin Hatim said:"The Messenger of Allah mentioned the Fire, and he turned his face away (as if seeing it), and sought refuge with Allah from it." (One of the narrators) Shu'bah said: "He did that three times, then he said: 'Protect yourselves from the Fire even with half a date, and if you cannot find that, then with a good word
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih - Agreed Upon
In-book reference: 23:119