allah made it but a message of hope for you and an assurance to your hearts there is no help except from allah. the exalted the wise that he might cut off a fringe of the unbelievers or expose them to infamy and they should then be turned back frustrated of their purpose.
وما جعله الله إلا بشرى لكم ولتطمئن قلوبكم به وما النصر إلا من عند الله العزيز الحكيم ليقطع طرفا من الذين كفروا أو يكبتهم فينقلبوا خائبين