Sahih Muslim , Book 53, Hadith 1 (In-Book) ⓘ
Anas b. Malik reported: The Paradise is surrounded by hardships and the Hell-Fire is surrounded by temptations.
حَدَّثَنَا عَبْدُ اللَّهِ بْنُ مَسْلَمَةَ بْنِ قَعْنَبٍ، حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ ثَابِتٍ، وَحُمَيْدٍ، عَنْ أَنَسِ بْنِ مَالِكٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " حُفَّتِ الْجَنَّةُ بِالْمَكَارِهِ وَحُفَّتِ النَّارُ بِالشَّهَوَاتِ " .
also referenced under: Hadith 2822 (Reference) & Book 40, Hadith 6778 (USC-MSA)