Which lines in this excerpt from T. S. Eliot's The Love Song of J. Alfred Prufrock contain a biblical allusion?

The lines that contain a biblical allusion in T. S. Eliot's "The Love Song of J. Alfred Prufrock" are "I am no prophet—and here's no great matter; I have seen the moment of my greatness flicker." This alludes to the biblical figure of John the Baptist, who is known as a prophet.