and we never sent a messenger save with the language of his folk that he might make clear for them. then allah sendeth whom he will astray and guideth whom he will. he is the mighty the wise.
وما أرسلنا من رسول إلا بلسان قومه ليبين لهم فيضل الله من يشاء ويهدي من يشاء وهو العزيز الحكيم