The Prophet ﷺ said, "In Paradise there is a tree which is so big that a rider can travel in its shade for one hundred years without passing it; and if you wish, you can recite: 'In shade long extended.' 56.30. (Using translation from Bukhārī 4881)  

قَالَ رَسُولُ اللَّهِ ﷺ إِنَّ فِي الْجَنَّةِ شَجَرَةً يَسِيرُ الرَّاكِبُ فِي ظِلِّهَا مِائَةَ عَامٍ لَا يَقْطَعُهَا وَاقْرَءُوا إِنْ شِئْتُمْ {وَظِلٍّ مَمْدُودٍ} [الواقعة 30]  

[Machine] About the Prophet ﷺ , he said, "Indeed, in Paradise, there is a tree under the shade of which a rider can travel for a hundred years without it being cut down. It is the tree of eternity."  

عَنِ النَّبِيِّ ﷺ قَالَ «إِنَّ فِي الْجَنَّةِ شَجَرَةً» يَسِيرُ الرَّاكِبُ فِي ظِلِّهَا مِائَةَ عَامٍ لَا يَقْطَعُهَا هِيَ شَجَرَةُ الْخُلْدِ