This book investigates the complex historical origins, structural composition, and theological significance of Johann Sebastian Bach's St John Passion. Alfred Dürr, a renowned Bach scholar, utilizes primary source analysis and historical context to trace the work's evolution from its initial conception to its final performance version. The text provides a rigorous examination of the manuscript transmission and the liturgical framework that informed Bach's musical choices.

Experts recognize this work as a foundational text for musicologists and performers seeking a deep understanding of Bach's choral output. Readers frequently note the academic density of the prose, which provides a comprehensive and authoritative resource for serious study.