Source: SK-Bra (Bratislava) Missale of Bratislava I EC Lad. 3Folio: 055raSequence: 1Full text: Ab occultis meis munda me domine et abalienis parce servo tuoFeast: Fer. 3 Hebd. 3 Quad.Office: MASSGenre: GrCantus ID: g00760
