and we sent not a messenger except with the language of his people in order that he might make clear for them. then allah misleads whom he wills and guides whom he wills. and he is the allmighty the allwise.
وما أرسلنا من رسول إلا بلسان قومه ليبين لهم فيضل الله من يشاء ويهدي من يشاء وهو العزيز الحكيم