Source: PL-PŁsem MsEPl 12 Antyfonarz z Płocka, pars de sanctisFolio: 013vSequence: 2Feast: AgnetisOffice: MGenre: APosition: 3.3Cantus ID: 003407Mode: 7Differentia: C1Full text: Ipsi sum desponsata cui angeli serviunt cujus pulchritudinem sol et luna mirantur