عَن عُقْبَةَ بْنِ عَامِرٍ قَالَ: سَمِعْتُ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ وَهُوَ عَلَى الْمِنْبَرِ يَقُول: " (وَأَعدُّوا لَهُ مَا استطَعْتُمْ منْ قُوَّةٍ) أَلَا إِنَّ الْقُوَّةَ الرَّمْيُ أَلَا إِنَّ الْقُوَّةَ الرَّمْيُ أَلَا إِنَّ الْقُوَّةَ الرَّمْيُ) رَوَاهُ مُسْلِمٌ
Translation

He said that God’s Messenger disliked horses with shikal, which means a horse having a white mark on its right hind leg and left foreleg, or on its right foreleg and left hind leg. Muslim transmitted it.