"'O where shall I find a virtuous woman, for her price is above rubies'"
King James Version Bible
Creative Commons AttributionKing James Version Bible - Credit: Ben Sutherland, Flickr

This is a slight modification of a quotation (Proverbs 31:10) from the Authorized King James Version of the Christian Bible.

The standard version reads:

Who can find a virtuous woman? For her price is far above rubies.