The edition and evaluation of surah Hacc in the commentary of omar Nasafi

In this research, the Surah Hacc was examined in Nasafi's at Tayseer fi-al Tafseer, and his opinions about the Qur'an sciences are also included. Our study is made up of an introduction, two body parts and a conclusion. In introduction part, information about the topic, aim method and resources of the research were given. The first part is divided into 3 parts by being examined in terms of rivâyâh, dirâyâh and Quran sciences. In rivâyâh part, the topics like explaining Quran by Quran, explaining Quran by sunnah, word of sahabahs and tabiins in Quran etc. are mentioned. In dirâyâh part, the topics like reading, explanation of word meanings, istishhad with poem, tasawwuf and kalam were given place. In subheading part "Quranic sciences", the reason for revealing of verses, the answer of the quention, whether it is a Meccan or a Medinan surah, the numbers of its ayats and letters, relevance between verses and suras and lastly virtue of the Surah "Hacc" were explained. In the second part, we have the edited text of the documents of al- Tayseer fi-al Tafseer between 94b and 114b. Keywords: Omar Nasafî, at-Tayseer fi al Tafseer, Quran, Method, Edition.