Aziraphale had gotten the urgent message and that was concerning enough as it was, but when he'd noticed that Pit was involved, moving to the same general location he was going... Well that made everything all the more urgent, of course.

The third angel, whose wings are not flapping behind him but are still quite hidden thank you very much, follows after his young student and... another Pit? What the...?

"Pit, do you know what happened? And..." He furrows his brows at Dark Pit. "Who is this? Do you have a twin...?"