Greek proverb: Ἐκ λύκου στόματος.

Here's a saying from Apostolius, C6.99, with a Latin version from Clavis Homerica. The image is from Kristi Herbert at Flickr. Here are some more Apostolius proverbs.

Ἐκ λύκου στόματος.
Ex lupi ore abstulisti.
Out of the wolf's mouth.