Sahih al-Bukhari 6552

Arabic

وَقَالَ إِسْحَاقُ بْنُ إِبْرَاهِيمَ أَخْبَرَنَا الْمُغِيرَةُ بْنُ سَلَمَةَ، حَدَّثَنَا وُهَيْبٌ، عَنْ أَبِي حَازِمٍ، عَنْ سَهْلِ بْنِ سَعْدٍ، عَنْ رَسُولِ اللَّهِ صلى الله عليه وسلم قَالَ ‏ "‏ إِنَّ فِي الْجَنَّةِ لَشَجَرَةً يَسِيرُ الرَّاكِبُ فِي ظِلِّهَا مِائَةَ عَامٍ، لاَ يَقْطَعُهَا ‏"‏‏.‏

English translation

Narrated Sahl bin Sa'd: Allah's Messenger (ﷺ) said, "In Paradise there is a tree so big that in its shade a rider may travel for one hundred years without being able to cross it

Reference: Sahih al-Bukhari 6552, Book of To make the Heart Tender (Ar-Riqaq). English translation by Dr. Muhammad Muhsin Khan.