
Johann Sebastian Bach
| BWV | 605 | 
| Title | O hail this brightest day of days | 
| Composed | 1708, Weimar | 
| Key | G-Major | 
| Scoring | Organ  | 
    
| Movements | Chorale | 
| Category | Orgelbuechlein | 
| Event | Christmas | 
| Author of text | Johann Peter Utz, 1781 | 
| Text | 
      O 
          hail this brightest day of days,  | 
    
| Manuscript | Estate Felix Mendelssohn Bartholdy; Bodleian library, Oxford; Music library, Leipzig; Johann Sebastian Bach Institute, Goettingen; Conservatory, Brussels; Yale University, New Haven; University library, Warzawa |