Verses encouraging and threatening for the Muhammad Sura stylistic

Thinkers have always had special attention to the Koran as the most important source of inspiration. They have paid to express its miracle by interpretation and description and various sciences. One of these sciences is methodology; It is an independent nature which paved its way through linguistic and now thinkers use this science to express technical styles and vocative, semantic, synthetic and pictorial beauties of a text, because doubtless, the Koran has mysteries and techniques, in area of interpretation that denote its miracle.
One of the most important styles used in Koran in all the sura(h)s in various ways are both threatening and encouraging styles.
This research tries to study two styles (encouraging and threatening) at Three levels: Vocative, semantic, synthetic in encouraging and threatening signs.
It is understood from the results that; firstly: There is a kind of coordination between two spaces of signs ((encouraging and threatening) and intense and quiet voices, secondly: The interrogative sentences are accordant with threatening space and grammatical sentences are accordant with encouraging space, thirdly: There is a kind of coordination between semantic groups and surah's space.