حَدَّثَنَا الْحَسَنُ بْنُ أَبِي الرَّبِيعِ، حَدَّثَنَا عَبْدُ الرَّزَّاقِ، حَدَّثَنَا جَعْفَرُ بْنُ سُلَيْمَانَ، عَنْ ثَابِتٍ، عَنْ أَنَسٍ، قَالَ اشْتَكَى سَلْمَانُ فَعَادَهُ سَعْدٌ فَرَآهُ يَبْكِي فَقَالَ لَهُ سَعْدٌ مَا يُبْكِيكَ يَا أَخِي أَلَيْسَ قَدْ صَحِبْتَ رَسُولَ اللَّهِ ـ صلى الله عليه وسلم ـ أَلَيْسَ أَلَيْسَ قَالَ سَلْمَانُ مَا أَبْكِي وَاحِدَةً مِنَ اثْنَتَيْنِ مَا أَبْكِي صَبًّا لِلدُّنْيَا وَلاَ كَرَاهِيَةً لِلآخِرَةِ وَلَكِنْ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ عَهِدَ إِلَىَّ عَهْدًا فَمَا أُرَانِي إِلاَّ قَدْ تَعَدَّيْتُ ‏.‏ قَالَ وَمَا عَهِدَ إِلَيْكَ قَالَ عَهِدَ إِلَىَّ أَنَّهُ يَكْفِي أَحَدَكُمْ مِثْلُ زَادِ الرَّاكِبِ وَلاَ أُرَانِي إِلاَّ قَدْ تَعَدَّيْتُ وَأَمَّا أَنْتَ يَا سَعْدُ فَاتَّقِ اللَّهَ عِنْدَ حُكْمِكَ إِذَا حَكَمْتَ وَعِنْدَ قَسْمِكَ إِذَا قَسَمْتَ وَعِنْدَ هَمِّكَ إِذَا هَمَمْتَ ‏.‏ قَالَ ثَابِتٌ فَبَلَغَنِي أَنَّهُ مَا تَرَكَ إِلاَّ بِضْعَةً وَعِشْرِينَ دِرْهَمًا مِنْ نَفَقَةٍ كَانَتْ عِنْدَهُ ‏.‏

It wasnarrated from Thabit that Anas said: “Salman felt sick andSa’dcame to visit him, and when he saw him he wept. Sa’d said to him:‘Why are you weeping, my brother? Are you not a Companion of theMessenger of Allah (PBUH)? Are you not? Are you not?’ Salman said:‘Iam only weeping for one reason: I am not weeping because oflongingfor this world or for dislike of the Hereafter. But theMessenger ofAllah (PBUH) gave me some advice and I think that I havetransgressed.’He said: ‘What was his advice to you?’ He said:‘He advised me thatsomething like the provision of a rider issufficient for anyone ofyou, and I think that I have transgressedthat. As for you, O Sa’d,fear Allah when you pass a verdict, andwhen you distribute (spoils ofwar), and when you decide to doanything.’” Translation Not Available

Book Ref: Sunan Ibn Majah Book 37 Hadith 4104
Web Ref:  Sunan Ibn Majah Vol 5 Book 37 Hadith 4104