قَدۡ كَانَ لَكُمۡ اٰيَةٌ فِيۡ فِئَتَيۡنِ الۡتَقَتَاؕ فِئَةٌ تُقَاتِلُ فِيۡ سَبِيۡلِ اللّٰهِ وَاُخۡرٰي كَافِرَةٌ يَّرَوۡنَهُمۡ مِّثۡلَيۡهِمۡ رَاۡيَ الۡعَيۡنِؕ وَاللّٰهُ يُؤَيِّدُ بِنَصۡرِهٖ مَنۡ يَّشَآءُؕ اِنَّ فِيۡ ذٰلِكَ لَعِبۡرَةً لِّاُولِي الۡاَبۡصَارِ

Already there has been for you a sign in the two armies which met - one fighting in the cause of Allah and another of disbelievers. They saw them [to be] twice their [own] number by [their] eyesight. But Allah supports with His victory whom He wills. Indeed in that is a lesson for those of vision