Sahih
Muslim
صحيح مسلم
The Book on Government
كتاب الإمارة
Chapter 25: Horse Races and Training Horses for Racing
باب الْمُسَابَقَةِ بَيْنَ الْخَيْلِ وَتَضْمِيرِهَا
Sahih Muslim 1870 a
It has been narrated on the authority of Ibn 'Umar that the Messenger of Allah (ﷺ) had a race of the horses which had been especially prepared for the purpose from Hafya' to Thaniyyat al-Wada' (the latter being the winning post), and of those which had not been trained from Thaniyya to the mosque of Banu Zuraiq, and Ibn Umar was among those who took part in this race.
حَدَّثَنَا يَحْيَى بْنُ يَحْيَى التَّمِيمِيُّ، قَالَ قَرَأْتُ عَلَى مَالِكٍ عَنْ نَافِعٍ، عَنِ ابْنِ عُمَرَ، . أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم سَابَقَ بِالْخَيْلِ الَّتِي قَدْ أُضْمِرَتْ مِنَ الْحَفْيَاءِ وَكَانَ أَمَدُهَا ثَنِيَّةَ الْوَدَاعِ وَسَابَقَ بَيْنَ الْخَيْلِ الَّتِي لَمْ تُضْمَرْ مِنَ الثَّنِيَّةِ إِلَى مَسْجِدِ بَنِي زُرَيْقٍ وَكَانَ ابْنُ عُمَرَ فِيمَنْ سَابَقَ بِهَا .