Battle of Al Khandaq on 5 Chawwal 5 AH between the muslims (3000 mujahideen) and the tribe of Quraysh with support of the jewish tribe of Qurayza and some polytheists arabs tribes (10000 soldiers).
وَلَمَّا رَأَى الْمُؤْمِنُونَ الْأَحْزَابَ قَالُوا هَذَا مَا وَعَدَنَا اللَّهُ وَرَسُولُهُ وَصَدَقَ اللَّهُ وَرَسُولُهُ وَمَا زَادَهُمْ إِلَّا إِيمَانًا وَتَسْلِيمًا - 22:3













