Hadithcore
Sahih Muslim, 2836
sahih

Abu Huraira reported Allah's Messenger (ﷺ) as saying:

He who would get into Paradise (would be made to enjoy such an everlasting) bliss that he would neither become destitute, nor would his clothes wear out, nor his youth would decline.

حَدَّثَنِي زُهَيْرُ بْنُ حَرْبٍ، حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ مَهْدِيٍّ، حَدَّثَنَا حَمَّادُ بْنُ سَلَمَةَ، عَنْ ثَابِتٍ، عَنْ أَبِي رَافِعٍ، عَنْ أَبِي هُرَيْرَةَ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ ‏

‏ مَنْ يَدْخُلُ الْجَنَّةَ يَنْعَمُ لاَ يَبْأَسُ لاَ تَبْلَى ثِيَابُهُ وَلاَ يَفْنَى شَبَابُهُ ‏

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References2 variants
In-Book Reference
Book 53, Hadith 25
USC-MSA web (English) reference
Book 40, Hadith 6802 (deprecated numbering scheme)