(8) باب مَا جَاءَ فِي صِفَةِ الْجَنَّةِ وَأَنَّهَا مَخْلُوقَةٌ
Narrated Anas bin Malik:
The Prophet (ﷺ) 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."
Reference: Sahih al-Bukhari 3251
In-book reference: Book 59, Hadith 62
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 4, Book 54, Hadith 474