(25) باب حَجِّ الصِّبْيَانِ
Narrated As-Sa'ib bin Yazid:
(While in the company of my parents) I was made to perform Hajj with Allah's Messenger (ﷺ) and I was a seven-year-old boy then. (Fath-ul-Bari, p.443, Vol.4)
Reference: Sahih al-Bukhari 1858
In-book reference: Book 28, Hadith 38
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 29, Hadith 82