Source: SK-Bra (Bratislava) Antiphonary of Bratislava III EC Lad.6Folio: 050vSequence: 4Full text: Dum staret Abraham ad radicem mambre vidit tres pueros descendentes per viam tres vidit et unum adoravitFeast: Dom. QuinquagesimaeOffice: MGenre: RPosition: 1.2Cantus ID: 006563