Hans-Jörg Mammel

An oratorio is a large‑scale, multi‑movement work for voices and orchestra, typically on a sacred narrative subject, performed without staging, costumes, or scenery. It combines solo recitatives and arias with powerful choruses and instrumental movements, using a dramatic arc similar to opera but presented as a concert work. Languages and styles vary by era and region (Italian and Latin in early Roman oratorios, German for Lutheran works such as Bach’s, and English for Handel’s). While most are sacred, secular oratorios also exist. Across the Baroque, Classical, Romantic, and modern eras, the oratorio evolved from intimate devotional storytelling to monumental public concert pieces, often intended for festivals and large choirs.

A Passion is a large‑scale sacred musical genre that sets the Gospel narrative of Christ’s suffering and crucifixion (the Passion) to music. It originated as liturgical chant and evolved into elaborate polyphonic and Baroque oratorio forms. Typical Baroque Passions feature an Evangelist (tenor narrator) who declaims the biblical text in recitative, solo roles for Jesus (Christus) and other characters, congregational-style chorales, reflective arias, and dramatic "turba" choruses representing the crowd. Earlier Renaissance Passions are often austere and predominantly choral, while Catholic traditions favored Latin and Protestant (especially Lutheran) Passions used vernacular German. Passions were historically performed during Holy Week, often in two parts surrounding a sermon, and are among the most revered monuments of Christian sacred music.

A requiem is a musical setting of the Roman Catholic Mass for the Dead (Missa pro defunctis). Historically rooted in Latin liturgy, it sets movements such as the Introit, Kyrie, (historically) the Sequence Dies irae, Offertory, Sanctus, Agnus Dei, and Communion, and often includes additional responsories like Libera me and In paradisum. While the earliest requiems were monophonic chants, the genre became a showcase for polyphonic and later symphonic choral writing. Renaissance composers wrote austere, modal settings; Classical and Romantic composers expanded the forces and dramatic scope; and 20th–21st century composers reimagined the form with new languages, from neo-modal and impressionistic harmonies to avant‑garde sonorities. Today, requiems appear both in liturgy and as concert works, symbolizing collective mourning, remembrance, and spiritual reflection.

Passion setting is a sacred vocal genre that sets the biblical Passion narrative—the arrest, trial, crucifixion, and burial of Jesus—to music. Originally emerging from medieval chant traditions, it later evolved into elaborate multi-movement works featuring narrator (Evangelist), the words of Christ (Christus), soloists for individual roles, and choral "turba" movements representing the crowd. Across history, passion settings range from austere, unaccompanied chant or Renaissance polyphony to large Baroque oratorio-scale works with orchestra and chorales. While Latin and German are the most common languages (reflecting Catholic and Lutheran traditions), the form has been adapted into many vernaculars in the 20th and 21st centuries. In all cases, the musical rhetoric emphasizes solemn devotion, drama, and theological reflection.

Choral refers to music written for and performed by a choir—an ensemble of voices organized into sections such as soprano, alto, tenor, and bass (SATB), or same-voice groupings (SSA, TTBB). It encompasses both sacred and secular repertoire and may be sung a cappella or with accompaniment by organ, piano, or full orchestra. Stylistically, choral music ranges from chant-like monophony to intricate polyphony and rich homophonic textures. Texts are drawn from liturgy, scripture, poetry, and vernacular sources, and are set in many languages. Performance contexts include church services, concert halls, and community events, making choral one of the most socially embedded and widely practiced forms of ensemble music. Across history, choral music has served as a laboratory for vocal counterpoint, word painting, and text-driven form, while functioning as a cultural bridge among religious rites, national traditions, and contemporary concert practice.