Jami` at-Tirmidhi 543
جامع الترمذي#543SahihAnas bin Malik narrated:"The Prophet would have a breakfast of dates on the Day of Fitr before leaving for the Musalla
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Ahmad Muhammad ShakirSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 5:14