The 31-year-old has been a Red for over a decade now and is 13th on the list of our all-time appearance makers.
He began his career with the Spanish side, though, and is expecting a difficult tie ahead of the reunion.
“Yes, of course it’s an interesting and special game coming up against Atletico de Madrid,” David told Inside United, the club’s official magazine.
“It’s the first time I will have gone back or, indeed, played against them since I left the club, and it will be an extremely difficult game.
“We all know how Atletico de Madrid play, they’re a very strong and tough outfit, who know how to really compete.