“Credo for Two Voices” • Gustaaf Nees (d. 1965)
This simple setting of Gregorian Credo IV uses organ, men’s voices, and women’s voices.
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A theorist, organist, and conductor, Jeff Ostrowski holds his B.M. in Music Theory from the University of Kansas (2004). He completed studies in Education and Musicology at the graduate level. Having worked as a church musician in Los Angeles for ten years, in 2024 he accepted a position as choirmaster for Saint Mary of the Immaculate Conception in Michigan, where he resides with his wife and children. —Read full biography (with photographs).

This simple setting of Gregorian Credo IV uses organ, men’s voices, and women’s voices.

“We solemnly offer the sacrifice at the beginning of Lent, O Lord…”

“Smoke rises from the Mountain of Doom. The hour grows late, and Gandalf the Grey rides to Isengard seeking my counsel.”

This SATB setting can be used during any liturgical season and has “O Salutaris Hostia” as one of its verses.

The text is by St. Gregory the Great, who was Pope from 590-604.

Do we remember that people in the pews often lack our musical background?

Are you up for a special hymn challenge?

“The phone is our century’s plague. It destroys character, interaction, friendships, families, and our time. We are glued to these devices.”

We’re approaching capacity—if you’re interested, we need to hear from you soon!

“I must point out that the content of my site is totally free, granting open access to everyone.” —Nancho Alvarez

We are not allowed to sing Tropes in the Extraordinary Form, so I added that text in italics.

First published in 1901 by Emile Dethier, organist at the Grand Seminary in Liège, Belgium.

“Grant, we humbly beseech Thee, almighty God, that those whom Thou refreshest with Thy sacraments…”

It’s time—and here’s one you’ll love.

Composer David Haas posted a striking proclamation on his Facebook page.
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Corpus Christi Watershed
8118 Etienne Dr
Corpus Christi, TX 78414
Corpus Christi Watershed is a 501(c)3 non-profit organization recognized by the state of Texas on 19 October 2006. Our statement of purpose notes that we “employ the creative media in service of theology, the Church, and Christian culture for the enrichment and enjoyment of the public.”