Source: PL-WRu I F 413 Cistercian Gradual (Silesia)Folio: 174rSequence: 5Feast: Decoll. Jo. Bapt.Office: MASSGenre: ACantus ID: 001482Mode: 1Full text: Arguebat Herodem Joannes propter Herodiadem quam tulerat fratri suo Philippo uxorem