St. Theresa moaned in ecstasy and called it seeing God.

A Sigur Ros performance, including a recent show at New York's Beacon Theater, typically inspires listeners to reach for divine metaphors to describe the emotional high of the experience -- it is otherworldly, angelic, sublime. Further, for a rock band to reduce an audience of jaded New Yorkers to glassy-eyed evangelical lovebirds seems a modern miracle in its own right.