Source: PL-Wn 12720 V Antyfonarz opata Mścisława z Tyńca, pars de temporeFolio: 0087vSequence: 3Feast: Nat. InnocentiumOffice: TGenre: ACantus ID: 005508Mode: 2Differentia: D1Full text: Vox in Rama audita est ploratus et ululatus Rachel plorans filios suos