It was common in the ancient world -- "we won because our god(s) are greater than your god(s)." Look at the (pagan/polytheist) Romans' actions in the seige and

It was common in the ancient world -- "we won because our god(s) are greater than your god(s)." Look at the (pagan/polytheist) Romans' actions in the seige and destruction of (monotheist) Jerusalem, for one example. Or (pagan) Viking raids on English/Welsh/Irish Christian monasteries for another.