Quatrain, that the most of researchers has known as a quite Iranian format, is one of the short poem formats with little opportunity but big thoughts. In other words, briefness as well as meaningfulness is the innate feature of this format. In most of historical and literary books, manuscripts and old literary miscellany, like Resaleh Altanbiyeh, Tarikhe Jahangoshye Jovini, Kelile and Demneh, Marzban Nameh, Sandbad Nameh, Four Articls of Nezami Aruzi, Tarikhe Vassaf, Tarikhe Gozideh, Almaslek Valmamalek, Mersadol Ebad, Abharol Asheghein, etc. a sample of quatrain of old poets can be found. This shows the importance and value of quatrains as a brief and meaningful format of poetry There are a lot of gnostic poets like Abu- saeed Abu- al- kheir, Khayyam-e-Neishabouri, Fakhr-o- dine Razi, Ohad-o- dine Kermani, Baba Afzale Kashani, Attar-e-Neishabouri, Molavi, Obeide Zakani, and Sahabi Astarabadi that were respected in their time and Place and for many years their massages and preaching will beahabitual phrase and principle focus for perfectionist. In this article we are going to not only introduce the conception, philosophical and mystical thoughts of Sahabi as the most famous poet who is quatrain composer but also introduce his manuscript poems. We hope to have introduce this great poet as it is befitting him to every body.