The hymn is sung during the Wednesday Novena service to Our Lady of Perpetual Help and sometimes during Benediction at the devotion's principal shrine, the Baclaran Church.
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The basic text has been set by numerous composers from the Renaissance (Palestrina), the Romantic period (Faure, Franz Schubert), and contemporary composers (David Conte).
The "Archive" goals were to publish scores of Brazilian music, which standed out in its first publishing: Missa dos Defuntos (1809) for 4 voices a cappella and Tantum Ergo by Padre José Maurício Nunes Garcia, Canto Religioso and O Salutaris by Francisco Manuel da Silva, and several opera's passages reduced to piano part from Joanna de Flandres by Carlos Gomes.