The frequency of the Quran and its challenges in forward

For reviewing and studying of the text of Quran and proving that this text has come to us from the prophet (pbuh)، Muslim scholars are offered various reasonsthat some of these reasons need to review، modify and clarify. One of these reasons is the idea of the frequency of the text of Quran that it has not been explained well. Researchers and scholars disagreeon this issue and sometimes they are opposed to each other، while the frequency of the text is one of the most basic reasons for the historical proof and the authenticity of the Qur''an to prove the historicity and the authenticity of the Qur''an. In this article، we have been investigated the twomainchallenges relatet to Quran namely the opposition of some companions with Osmanworkinunityof codices and the differenceinthe readingsby definingthe frequency ofthe Quran. According to the authors،these two issues can not damage the subject of frequent of the Quran. According to this، for provingthe frequency ofthe Quran، there is no need to recoursetoreasons likea consensus among scholars، invalid hadithes، the piety and similar cases that are usedby scholars forcompatibilitybetween these twocategorie.