Sahih al-Bukhari 2775
صحيح البخاري#2775Sahihحَدَّثَنَا مُسَدَّدٌ، حَدَّثَنَا يَحْيَى، حَدَّثَنَا عُبَيْدُ اللَّهِ، قَالَ حَدَّثَنِي نَافِعٌ، عَنِ ابْنِ عُمَرَ ـ رضى الله عنهما ـ أَنَّ عُمَرَ، حَمَلَ عَلَى فَرَسٍ لَهُ فِي سَبِيلِ اللَّهِ أَعْطَاهَا رَسُولَ اللَّهِ صلى الله عليه وسلم لِيَحْمِلَ عَلَيْهَا رَجُلاً، فَأُخْبِرَ عُمَرُ أَنَّهُ قَدْ وَقَفَهَا يَبِيعُهَا، فَسَأَلَ رَسُولَ اللَّهِ صلى الله عليه وسلم أَنْ يَبْتَاعَهَا فَقَالَ " لاَ تَبْتَعْهَا، وَلاَ تَرْجِعَنَّ فِي صَدَقَتِكَ ".
Narrated Ibn `Umar:Once `Umar gave a horse in charity to be used in holy fighting. It had been given to him by Allah's Apostle . `Umar gave it to another man to ride. Then `Umar was informed that the man put the horse for sale, so he asked Allah's Messenger (ﷺ) whether he could buy it. Allah's Messenger (ﷺ) replied, "You should not buy it, for you should not take back what you have given in charity
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:
Every narration in Sahih al-Bukhari is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 55:38