[Machine] So if the horse falls behind in the race, something is moved behind it to stimulate it and make it run faster. This is called a whip. As for the side, it is avoided with the horse that is being raced until the rider turns onto the other controlled horse. Then he takes the lead.
فَأَنْ يَتَخَلَّفَ الْفَرَسُ فِي السِّبَاقِ فَيُحَرَّكَ وَرَاءَهُ الشَّيْءُ يُسْتَحَثُّ بِهِ فيَسَبِقُ فَهَذَا الْجَلَبُ وَأَمَّا الْجَنَبُ فَإِنَّهُ يُجْنَبُ مَعَ الْفَرَسِ الَّذِي يُسَابِقُ بِهِ فَرَسٌ آخَرُ حَتَّى إِذَا دَنَى تَحَوَّلَ رَاكِبُهُ عَلَى الْفَرَسِ الْمَجْنُوبِ فَأَخَذَ السَّبْقَ