Wiktionary
wonders never cease
phr. (context humorous often sarcastic English) Expresses surprise at an unusual action.
Wikipedia
Wonders Never Cease
Wonders Never Cease is a 1952 British, Technicolor, sponsored film, starring Ronald Shiner as a Cast Member. It was produced by Lever Brothers.
Usage examples of "wonders never cease".
Princess Elora Danan actually asking advice, will wonders never cease.