Source: SK-Bra (Bratislava) Missale of Bratislava I EC Lad. 3Folio: 267vbSequence: 1Full text: Probasti domine cor meum et visitasti nocte igne me examinasti et non est inventa in me iniquitasFeast: Octava LaurentiiOffice: MASSGenre: InCantus ID: g02209