Source: PL-PŁsem MsEPl 12 Antyfonarz z Płocka, pars de sanctisFolio: 039rSequence: 1Feast: GregoriiOffice: MGenre: RPosition: 2.2Cantus ID: 007439Mode: 4Full text: Propter intolerabiles rerum curas mundanarum recusabat praesulatum suscipere Romanorum sed victus prece populi suscepit jugum domini