Salvator Mundi

Thomas Tallis composed the "Salvator Mundi" as part of his Cantiones Sacrae of 1575.

Translation:
Savior of the world, save us,
who through thy cross and blood didst redeem us:
help us, we beseech thee, our God.

World Parts are provided with this score when purchased as a PDF download.  Instrumentation for standard and a number of alternate parts make this playable by almost any 5 piece brass ensemble:

Part 1 - Bb Trumpet (alt. C Trumpet)
Part 2 - Bb Trumpet (alt. C Trumpet)
Part 3 - F Horn (alt. Eb Horn, Bb Baritone T.C.)
Part 4 - Trombone B.C. (alt. Bb Trombone T.C.)
Part 5 - Tuba B.C. (alt. Eb Bass T.C., Bb Bass T.C)