حَدَّثَنَا مُحَمَّدُ بْنُ يَحْيَى، حَدَّثَنَا عَفَّانُ، عَنْ حَمَّادٍ، أَنْبَأَنَا الْحَجَّاجُ، عَنِ الْحَكَمِ، عَنْ مَيْمُونِ بْنِ أَبِي شَبِيبٍ، عَنْ عَلِيٍّ، قَالَ وَهَبَ لِي رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ غُلاَمَيْنِ أَخَوَيْنِ فَبِعْتُ أَحَدَهُمَا فَقَالَ ‏"‏ مَا فَعَلَ الْغُلاَمَانِ ‏"‏ ‏.‏ قُلْتُ بِعْتُ أَحَدَهُمَا قَالَ ‏"‏ رُدَّهُ ‏"‏ ‏.‏

It was narrated that 'Ali said: "The Messenger of Allah (PBUH) gave me two slaves who were brothers, and I sold one of them. He said: 'What happened with the two slaves?' I said: 'I sold one of them.' He said: 'Take him back."' Translation Not Available

Book Ref: Sunan Ibn Majah Book 12 Hadith 2249
Web Ref:  Sunan Ibn Majah Vol 3 Book 12 Hadith 2249