Editing Sentences (section)

==Composition==
The ''Sentences'' were compiled in two phases. By 1154, he had completed an initial version of the text which he read to his students in Paris during the 1156–7 academic year. The following term, he had significantly revised the ''Sentences'', and this became the definitive version.<ref>Brady O.F.M., Ignatius.  ''Book of Sentences'': Magistri Petri Lombardi, ''Sententiae in IV libris distinctae'', vol. 1, part 1: ''Prolegomena'', Spicilegium Bonaventurianum 4. Grottaferrata: Editiones Collegii S. Bonaventurae Ad Claras Aquas, 1971. 122–29.</ref> The first major manuscript of the ''Sentences'' was copied by Michael of Ireland in 1158. There are nearly 900 extant manuscripts of Lombard's work, which indicates how widely it was used.<ref name=PR/>{{rp|55}}

In addition to Lombard's ''Magna glossatura'' and the ''Glossa Ordinaria'', the ''Sentences'' relied heavily on the works of [[Augustine of Hippo|Augustine]], citing him over 1,000 times.<ref>Cavallera, Ferdinand . “Saint Augustin et le Livre des Sentences de Pierre Lombard,” ''Archives de philosophie'' 7, no. 2. 1930. 186–99.</ref> [[Julian of Toledo]]'s [[eschatology]] was heavily reflected in Lombard's work.<ref>Wicki, N. "Das Prognosticon futuri saeculi Julians von Toledo als Quellenwerk der Sentenzen des Petrus Lombardus," ''Divus Thomas'' 31. Fribourg. 1953. 349-60.</ref> The ''Sentences'' were also a remarkable snapshot of current thought.<ref name=JG1>Ghellinck S.J., Joseph de. “Pierre Lombard,” ''[https://archive.org/details/Theologie-Catholique/Dictionnaire%20de%20Th%C3%A9ologie%20Catholique/dictionnairedet12vaca/page/n275/mode/1up Dictionnaire de théologie catholique]'' XII/2. 1931.</ref>{{rp|1985–7}} Editorial choices like including a [[table of contents]] made Peter's book a much more helpful reference than other glossaries.<ref name=PR/>{{rp|64}}