Volume 8 · Book 73 · Hadith 167
Narrated Jundub: While the Prophet was walking, a stone hit his foot and stumbled and his toe was injured. He then (quoting a poetic verse) said, "You are not more than a toe which
— Sahih Bukhari, Volume 8, Book 73: Good Manners and Form (Al-Adab), Hadith #167