Source: PL-Wn 12720 V Antyfonarz opata Mścisława z Tyńca, pars de temporeFolio: 0062rSequence: 1Feast: StephaniOffice: MGenre: VPosition: 01Cantus ID: 006810bMode: 7Full text: Heri enim rex noster trabea carnis indutus de aula uteri virginalis egrediens visitare dignatus est mundum