Listen to Onward, Christian soldiers! (St Gertrude) (brass & perc. arr. Tracey) online. Onward, Christian soldiers! (St Gertrude) (brass & perc. arr. Tracey) is an English language song and is sung by Ian Wells, Liverpool Cathedral Brass Ensemble, Liverpool Cathedral Choir, Massed Choirs from Merseyside and Ian Tracey. Onward, Christian soldiers! (St Gertrude) (brass & perc. arr. Tracey), from the album 50 Best Hymns, was released in the year 2011. The duration of the song is 4:02. Download English songs online from JioSaavn.