Great good is attached to the forelock of the horses until the Day of Judgment. (Using translation from Muslim 1873a)

قَالَ رَسُولُ اللَّهِ ﷺ «الْخَيْلُ مَعْقُودٌ فِي نَوَاصِيهَا الْخَيْرُ إِلَى يَوْمِ الْقِيَامَةِ الْأَجْرُ وَالْمَغْنَمُ»