Narrated Anas bin Malik: The Prophet said, "There is a tree in Paradise (which is so big and huge that) if a rider travels in its shade for one hundred years, he would not be able to cross it."
— Sahih Bukhari, Volume 4, Book 54: Beginning of Creation, Hadith #474
Narrated Anas bin Malik: The Prophet said, "There is a tree in Paradise (which is so big and huge that) if a rider travels in its shade for one hundred years, he would not be able to cross it."
This hadith is from the book of Beginning of Creation in Sahih Bukhari, compiled by Imam al-Bukhari. It is hadith number 474 in book 54 of volume 4.
This hadith is referenced in the following topics: Descriptions of Paradise.