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Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ibnmajah:2392 – Tamīm b. al-Muntaṣir al-Wāsiṭī > Isḥāq b. Yūsuf > Sharīk > Hishām b. ʿUrwah > ʿUmar b. ʿAbdullāh b. ʿUmar / from his father from his grandfather ʿUmar

he gave a horse in charity at the time of the Messenger of Allah ﷺ, then he saw its owner selling it for a low price. He went to the Prophet ﷺ and asked him about that, and he said: “Do not buy what you gave in charity.”  

ابن ماجة:٢٣٩٢ – حَدَّثَنَا تَمِيمُ بْنُ الْمُنْتَصِرِ الْوَاسِطِيُّ حَدَّثَنَا إِسْحَاقُ بْنُ يُوسُفَ عَنْ شَرِيكٍ عَنْ هِشَامِ بْنِ عُرْوَةَ عَنْ عُمَرَ بْنِ عَبْدِ اللَّهِ بْنِ عُمَرَ يَعْنِي عَنْ أَبِيهِ عَنْ جَدِّهِ عُمَرَ

أَنَّهُ تَصَدَّقَ بِفَرَسٍ عَلَى عَهْدِ رَسُولِ اللَّهِ ﷺ فَأَبْصَرَ صَاحِبَهَا يَبِيعُهَا بِكَسْرٍ فَأَتَى النَّبِيَّ ﷺ فَسَأَلَهُ عَنْ ذَلِكَ فَقَالَ لاَ تَبْتَعْ صَدَقَتَكَ