Riyad as-SalihinChapter 10Hadith 602
Full Sharh — Riyad as-Salihin 602
وعن السائب بن يزيد رضي الله عنه، قال: حج بي مع رسول الله صلى الله عليه وسلم في حجة الوداع وأنا ابن سبع سنين. ((رواه البخاري)).
English Translation
As-Sai'b bin Yazid (May Allah be pleased with him) reported:: I was seven years old when I was taken to perform Hajj (pilgrimage). This was during the time the Messenger of Allah (ﷺ) performed the Hajjat-ul-Wada' (Farewell Pilgrimage)..
Source
Riyad as-Salihin(رياض الصالحين)
The Book of Hajj
Hadith Number
602