Music for the Requiem Mass of the February 28 Incident and subsequent White Terror. Lastly, the 20th century saw the development of the secular Requiem, written for public performance without specific religious observance, such as Frederick Delius's "Requiem", completed in 1916 and dedicated to "the memory of all young Artists fallen in the war", and Dmitry Kabalevsky's "Requiem" (Op. 72 – 1962), a setting of a poem written by Robert Rozhdestvensky especially for the composition. Herbert Howells's unaccompanied "Requiem" uses Psalm 23 ("The Lord is my shepherd"), Psalm 121 ("I will lift up mine eyes"), "Salvator mundi" ("O Saviour of the world," in English), "Requiem
Psalm 22 of Christ's garments before crucifixion. The psalm was preceded and followed by the antiphon "Diviserunt sibi vestimenta mea: et super vestem meam miserunt sortem" (They divided my clothes among them and cast lots for my garment). The chanting of this psalm was suppressed in the 1970 revisions to the Mass. It is still included in many parts of the Anglican Communion. Since the Middle Ages, this psalm was traditionally performed during the celebration of the vigils dimanche, according to the Rule of St. Benedict set to 530, as St. Benedict of Nursia simply attributed Psalms 21 (20) 109 (108) offices