At forty-five degrees, the sky will burn. Fire to approach the great new city; in an instant, a great scattered flame will leap up, when one will want to get evidence from the Normans.

This quote, attributed to Nostradamus, comes from his famous book of prophecies, the Centuries. It is often interpreted as a cryptic prediction about an event involving fire and the destruction of a great city. The mention of "forty-five degrees" might refer to a specific geographical location, possibly implying an event occurring in a region at that latitude, or it could be a symbolic reference. The sky will burn likely represents a catastrophic fire, suggesting that this event will be of such scale and intensity that it could be seen from great distances.

The second part of the prophecy, "Fire to approach the great new city," hints at a newly established or rapidly growing city that could be under attack or destruction. The use of the word "fire" emphasizes destruction through violence or conflict, possibly signifying war, an explosion, or a natural disaster such as a firestorm. "A great scattered flame" leaping up could indicate widespread devastation, and the instantaneous nature of this event adds to the sense of urgency and suddenness associated with this prediction.

The mention of "evidence from the Normans" is particularly intriguing, as the Normans were a historical group, famously involved in the Norman Conquest of England in 1066. Nostradamus may have been using the Normans as a symbol of historical authority or as an allusion to foreign involvement or outsiders who might play a role in the event he foresaw. This could suggest a conflict involving foreign powers or the arrival of a force from outside the affected region, although interpretations vary.

Ultimately, Nostradamus's prophecy has often been regarded as ambiguous, with many different theories about its meaning and application to various historical or future events. The vivid and metaphorical language leaves it open to multiple interpretations, adding to the mystique and enduring appeal of his prophecies. Whether referencing a specific historical event or a future calamity, it reflects the kind of enigmatic style for which Nostradamus is known.