The belief of an infinity of creative and created Gods, each more eminently requiring an intelligent author of his being than the foregoing, is a direct consequence of the premises, which you have stated. The assumption that the Universe is a design, leads to a conclusion that there are infinity of creative and created Gods, which is absurd
he's saying, God created the universe and it's so admirable and intelligently done, then some even more intelligent and creative maker must have created God