I couldn't find the original text anywhere. Any help on this?

Where did Socrates say, "If a rich man is proud of his wealth, he should not be praised until it is known how he employs it "

I couldn't find the original text anywhere. Any help?

Simple Google search had pages and pages, of great info,
Many sites appear blocked because of where I live, but you should find them

http://www.google.com.hk/search?hl=zh-CN&newwindow=1&safe=strict&site=&source=hp&q=+Socrates++rich+man+&btnK=Google+%E6%90%9C%E7%B4%A2