The holiday concert, “Christmas Through the Ages,” will feature new arrangements of traditional carols O Come, O Come Emmanuel and The Huron Carol, as well as favorites like Carol of the Bells and Sleighride. ProMusica Arizona will present the world-premiere of ProMusica Arizona Chorale member and professional composer Ryan Gunderson’s Jesus, refulsit omnium (Jesus, light of all the nations), one of the first hymns in honor of the Nativity stemming from 368 A.D. As always, the audience will be invited to join in singing several well-known carols of the season. Performances will be held on Saturday, December 17 at 7:00 pm at All Saints Lutheran Church in North Phoenix and Sunday, December 18 at 3:30 pm at American Lutheran Church in Sun City.