Krzysztof Penderecki · 1933–2020 · Polish
| Composed | 1967 |
| Instrumentation | 4 3 3[3asax,no cl] 4 — 6 4 4 2 — 6perc — harm,pf — str(0.0.0.10.8) |
| Duration | 22 minutes |
| Soloists | Soprano, Tenor, Bass |
| Chorus | Yes |
| Tier | Festival — a major undertaking |
| Editions & hire | Schott Music ↗ |
| Source | Schott Music — Dies Irae ↗ |
Read in standard international shorthand: flutes · oboes · clarinets · bassoons — horns · trumpets · trombones · tuba — timpani · percussion — harp · keyboard. Section counts include doubling players. Always confirm against the publisher's official parts list before contracting musicians or renting materials.