Amazing occurrence (7)
'amazing occurrence' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for miracle that I've seen before include "Supernatural or wonderful event" , "Inexplicable wonder" , "Saintly deed" , "Supernatural happening" , "Marvel" .)
(Other definitions for bizarre that I've seen before include "Really weird" , "Weird, outlandish" , "Weird, grotesque" , "Way-out" , "Weird and wonderful" .)