We were in the company of the Prophet ﷺ providing the wounded with water and treating them and bringing the killed to Medina (from the battle field) .  

كُنَّا مَعَ النَّبِيِّ ﷺ نَسْقِي وَنُدَاوِي الْجَرْحَى وَنَرُدُّ الْقَتْلَى إِلَى الْمَدِينَةِ