Quick Answer
If anyone tries to claim, as the Wall Street Journal does today, that Wes Clark and Richard Perle were in agreement during their testimony before the House Armed Services Committee on September 26, 2002, just point them to this statement:
PERLE: “So I think General Clark simply doesn’t want to see us use military force and he has thrown out as many reasons as he can develop to that but the bottom line is he just doesn’t want to take action. He wants to wait.”
Update: The above comment is from the very same transcript.