Is the rod of God weapon real?

Could you elaborate on the notion of a "rod of God weapon"? It sounds like a mysterious or religiously tinged phrase, and I'm curious to understand its context. Are you referring to a specific religious text, a mythological tale, or perhaps a modern concept? Are there any historical or cultural roots to this idea? And most importantly, from a logical and factual perspective, do you believe there's any credible evidence to suggest that such a weapon truly exists or has existed in the past?