[Machine] About Al-Zuhri, he mentioned that this passage is incomplete. However, if it is correct, it is intended to convey the support of the twelve respected commanders whom the Messenger of Allah ﷺ sent with him or in their footsteps to Al-Madinah to teach the Muslims and lead the prayer with them. The number of Muslims who prayed with them is mentioned in a narration by Ka'b ibn Malik when Mu'adh ibn Jabal signaled to As'ad ibn Zurarah and his companions to lead the prayer.  

عَنِ الزُّهْرِيِّ فَذَكَرَهُ وَهَذَا مُنْقَطِعٌ وَإِنْ صَحَّ فَإِنَّمَا أَرَادَ بِمَعُونَةِ الِاثْنَيْ عَشَرَ النُّقَبَاءِ الَّذِينَ بَعَثَهُمْ رَسُولُ اللهِ ﷺ فِي صُحْبَتِهِ أَوْ عَلَى أَثَرِهِمْ إِلَى الْمَدِينَةِ لَيُقْرِئَ الْمُسْلِمِينَ فَيُصَلِّيَ بِهِمْ ثُمَّ عَدَدُ مَنْ صَلَّى بِهِمْ مِنَ الْمُسْلِمِينَ مَذْكُورٌ فِي حَدِيثِ كَعْبِ بْنِ مَالِكٍ حِينَ أَقَامَهَا مُصْعَبٌ بِإِشَارَةِ أَسْعَدَ بْنِ زُرَارَةَ وَنُصْرَتِهِ إِيَّاهُ