(25) باب تَعْلِيمِ الصِّبْيَانِ الْقُرْآنَ
Narrated Sa`id bin Jubair:
Those Suras which you people call the Mufassal, are the Muhkam. And Ibn `Abbas said, "Allah's Apostle died when I was a boy of ten years, and I had learnt the Muhkam (of the Qur'an).
Reference: Sahih al-Bukhari 5035
In-book reference: Book 66, Hadith 58
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 6, Book 61, Hadith 554