Jami` at-Tirmidhi 1855
جامع الترمذي#1855Sahihحَدَّثَنَا هَنَّادٌ، حَدَّثَنَا أَبُو الأَحْوَصِ، عَنْ عَطَاءِ بْنِ السَّائِبِ، عَنْ أَبِيهِ، عَنْ عَبْدِ اللَّهِ بْنِ عَمْرٍو، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " اعْبُدُوا الرَّحْمَنَ وَأَطْعِمُوا الطَّعَامَ وَأَفْشُوا السَّلاَمَ تَدْخُلُوا الْجَنَّةَ بِسَلاَمٍ " . قَالَ هَذَا حَدِيثٌ حَسَنٌ صَحِيحٌ .
Narrated 'Abdullah bin 'Amr: That the Messenger of Allah (ﷺ) said: "(All of you) worship Ar-Rahman, feed others, spread the (greeting of) Salam, then you will enter Paradise in security." He said: This Hadith is Hasan Sahih
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 25:72