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.'" (TR)
English reference (TR): Vol. 5, Book 37, Hadith 4156 (TR)
Arabic reference (TR): Book 37, Hadith 4295 (TR)