1. Chorales: Bach's chorales are harmonized versions of Lutheran hymns, often used as preludes or interludes in larger works.
2. Cantatas: Bach composed over 200 church cantatas, which were typically performed on Sundays and religious holidays. These cantatas include solo arias, recitatives, and choruses, and are based on biblical texts and hymns.
3. Passions: Bach wrote two Passions, the St. Matthew Passion and the St. John Passion. These large-scale works tell the story of Jesus' suffering and crucifixion and feature choruses, arias, and recitatives.
4. Motets: Bach composed several motets, which are polyphonic choral pieces typically based on religious texts.
5. Orgelbüchlein: Bach's Orgelbüchlein is a collection of 46 short organ chorales, each based on a different Lutheran hymn.
6. Preludes and Fugues: Bach wrote numerous preludes and fugues for organ, which are often played during church services.
7. Sonatas: Bach composed several sonatas for organ and other instruments, which could be used in church settings.
8. Magnificat: Bach's Magnificat is a large-scale choral work based on the biblical Canticle of Mary, often performed during vespers or other church services.
These pieces showcase Bach's exceptional compositional skills and his deep understanding of the Lutheran faith and church music.