This second part complements the effort expended on studying artistic prose. The author continues to shed light on the development of literary writing in the fourth century AH, an era when Arabic prose reached a stage of maturity and brilliance that transcended being a means of communication to become an art form in its own right. This work highlights how creativity manifested itself in style, diversity in themes, and development in artistic construction, enabling prose to rival poetry in its power of influence and beauty of formulation. This part examines prominent figures in literary criticism, such as Abu al-Hasan al-Jurjani, Ibn Faris, and Abu Bakr al-Baqillani, highlighting their role in establishing rhetoric and criticism and their influence on the development of Arabic style. It also reviews philosophical and intellectual trends in prose through figures such as Abu Hayyan al-Tawhidi, Ibn Maskawayh, and al-Tha'alibi, who contributed to the blending of literature and philosophical thought, lending prose a previously unknown depth of knowledge. This section also devotes space to studying letters and covenants, reviewing examples of the prose of Ibn al-Amid, al-Sahib ibn Abbad, Badī' al-Zaman al-Hamadhānī, and Abu Ishaq al-Sābī, revealing the extent of stylistic diversity in official and private writing. This work thus constitutes an extension of the first section, continuing its journey in exploring the features of artistic prose, focusing on the critics, thinkers, and writers who left their mark on this era, presenting a new vision that revives this heritage through an in-depth scientific and analytical approach.