and we sent not an apostle but with the speech of his people that he might expound unto them. then allah sendeth astray whomsoever he will and guideth whomsoever he will. and 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