What he asked people to do is to verify what he says before believing. In case you didn't see it, I left a link to one of the sites made by another member, it has some decent English translations. The proof that he is Enlightened is in the content of his teaching. Nobody who is not Enlightened can say the content that he has said. He also traveled the world to visit universities and religious institutions and met so many people. You can listen for yourself. Here's some audio of him meeting with American professors http://guiadelavida.com/audios.htm