Commentary on Isaiah

Cyril of Alexandria's Commentary on Isaiah represents one of the most sophisticated examples of early fifth-century biblical exegesis, written during his tenure as Patriarch of Alexandria between 412 and 420. The work emerged from Cyril's pastoral responsibilities to teach Scripture and his broader theological project of defending Nicene orthodoxy against Arian challenges. Drawing on the exegetical traditions of Alexandria while engaging contemporary theological controversies, Cyril produced a verse-by-verse exposition that demonstrates both his mastery of Greek rhetorical techniques and his deep engagement with the Hebrew prophetic tradition.

Cyril's commentary operates on multiple interpretive levels simultaneously, weaving together literal, typological, and christological readings with remarkable consistency. He reads Isaiah as fundamentally a book about Christ, finding prophetic anticipations of the Incarnation throughout the text while maintaining careful attention to the historical circumstances of the original prophecies. His treatment of key passages like Isaiah 7:14 and the Suffering Servant songs demonstrates his ability to combine rigorous textual analysis with theological insight. The commentary also reveals Cyril's distinctive understanding of the unity of Christ's person, themes that would prove crucial in the Christological controversies leading to the Council of Ephesus in 431.

This commentary has remained influential in both Eastern and Western Christian traditions as a masterpiece of patristic biblical interpretation. Its sophisticated hermeneutical approach and christological insights continue to inform contemporary discussions about the relationship between Old Testament prophecy and New Testament fulfillment. Scholars of patristic theology and biblical interpretation will find here essential material for understanding fifth-century exegetical methods, while those interested in the development of Christological doctrine will appreciate Cyril's careful integration of scriptural exegesis with theological precision. This work is not suitable for casual readers seeking devotional material, but rewards those prepared to engage seriously with classical Christian biblical scholarship.