Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ahmad:9211ʿAttāb b. Ziyād > ʿAbdullāh b. al-Mubārak > ʿAbdullāh b. Lahīʿah > Yazīd b. Abū Ḥabīb > Lahīʿah b. ʿUqbah > Abū al-Ward > Abū Hurayrah

[Machine] I heard the Messenger of Allah ﷺ say, "Beware of using unsaddled horses, for if they are startled, they will flee, and if they are taken as booty, they will stumble."  

أحمد:٩٢١١حَدَّثَنَا عَتَّابُ بْنُ زِيَادٍ قَالَ حَدَّثَنَا عَبْدُ اللهِ بْنُ الْمُبَارَكِ قَالَ أَخْبَرَنَا عَبْدُ اللهِ بْنُ لَهِيعَةَ عَنْ يَزِيدُ بْنُ أَبِي حَبِيبٍ قَالَ حَدَّثَنِي لَهِيعَةُ بْنُ عُقْبَةَ عَنْ أَبِي الْوَرْدِ عَنْ أَبِي هُرَيْرَةَ قَالَ

سَمِعْتُ رَسُولَ اللهِ ﷺ يَقُولُ إِيَّاكُمْ وَالْخَيْلَ الْمُنَفِّلَةَ فَإِنَّهَا إِنْ تَلْقَ تَفِرَّ وَإِنْ تَغْنَمْ تَغْلُلْ  


See similar narrations below:

Collected by Aḥmad, Suyūṭī
ahmad:8676Yaḥyá b. Isḥāq > Ibn Lahīʿah And ʾIsḥāq b. ʿĪsá > Ibn Lahīʿah > Yazīd b. Abū Ḥabīb > Lahīʿah b. ʿUqbah > Abū al-Ward > Sḥāq al-Madīniyyuʿan Abū Hurayrah

[Machine] I heard the Prophet ﷺ saying, "Beware of riding on unsaddled horses, for if they fall, you will fall, and if they run, you will be left behind."  

أحمد:٨٦٧٦حَدَّثَنَا يَحْيَى بْنُ إِسْحَاقَ حَدَّثَنَا ابْنُ لَهِيعَةَ وَإِسْحَاقُ بْنُ عِيسَى قَالَ حَدَّثَنَا ابْنُ لَهِيعَةَ حَدَّثَنَا يَزِيدُ بْنُ أَبِي حَبِيبٍ عَنْ لَهِيعَةَ بْنِ عُقْبَةَ عَنْ أَبِي الْوَرْدِ قَالَ إسحَاقُ الْمَدِينِيُّعَنْ أَبِي هُرَيْرَةَ قَالَ

سَمِعْتُ النَّبِيَّ ﷺ يَقُولُ إِيَّاكُمْ وَالْخَيْلَ الْمُنَفِّلَةَ فَإِنَّهَا إِنْ تَلْقَ تَفِرَّ وَإِنْ تَغْنَمْ تَغُلَّ