Narrated Anas bin Mâlik رضي الله عنه : The Prophet صلى الله عليه وسلم 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 will not be
able to cross it.”
(Sahīh Al-Bukhârī, Vol. 4, Hadīth No.
474)
al-Hilâlî & Muhsin Khân Translation