The Prophet ﷺ said, "Horses are always the source of good, namely, rewards (in the Hereafter) and booty, till the Day of Resurrection."
عَنِ النَّبِيِّ ﷺ قَالَ الْخَيْلُ مَعْقُودٌ فِي نَوَاصِيهَا الْخَيْرُ الأَجْرُ وَالْمَغْنَمُ إِلَى يَوْمِ الْقِيَامَةِ