A surprising and welcome event that is not explicable by natural or scientific laws and is therefore considered to be the work of a divine agency.

[Did he just blandly quote the dictionary? Absolutely. It's more to see if he can annoy the demon, however, than a serious answer. That comes after he's had another sip of tea, glancing up to meet those eyes.]

...But, for me, it's when humans accomplish something beyond their ability. Beyond their station. I witness those miracles every time I perform an exorcism.