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1 Of this poem lines 1-8, 81-84, 97-100, were included in the Roman Breviary as a hymn to be sung at Lauds, on Tuesday.
2 The allusions to the cock in this and the following poem (ii. 37-55) were doubtless inspired by the lines of Ambrose in his morning hymn beginning Aeterne rerum conditor. Cf. ll. 5-8 and 16-24: "praeco diei iam sonat