It wasnarrated that Ibn 'Umar said:
"Utbah bin Ghazwan delivered asermon on the pulpit and said: 'I saw myself the seventh of sevenwiththe Messenger of Allah (ﷺ), and we did not have any food toeatexcept the leaves of trees, until our gums hurt.'" (FR)
English reference (FR): Vol. 5, Book 37, Hadith 4156 (FR)
Arabic reference (FR): Book 37, Hadith 4295 (FR)