Here are the major quotes as Moyes and Ferguson move on:
"When we discussed the candidates that we felt had the right attributes, we unanimously agreed on David Moyes. David is a man of great integrity with a strong work ethic. I've admired his work for a long time."
- Alex Ferguson
"I'll do everything in my power to make sure we finish as high as possible in the table. Everton will always be close to me."
"In David Moyes, we have someone who understands the things that make this such a special club."
- Former United great Bobby Charlton
"Many thanks coach."
- Everton player Maroune Fellaini
"It could be a good appointment, but it takes time to say."
- Chelsea manager Rafael Benitez
"At this moment in time it would be a waste of time. It doesn't affect us. That's where we are. Speculation? That's part of the job."
- Wigan manager Roberto Martinez on his status as favourite to replace Moyes at Everton.
"Like the rest of the squad I have nothing but the highest regard for David Moyes. He is a first class operator."
- Everton defender Phil Jagielka
"He is a great manager and Manchester United are very lucky. It will be tough for all Evertonians to say goodbye to him, he's a great manager We've had a really good 11 years adventure with David Moyes and it's my job and the club's job to get a worthy successor and build on what David has quite definitely brought to the football club - and hopefully move on from there."
- Everton chairman Bill Kenwright
"It's great to see the new manager coming in, we've never had a problem with him here at United, he's a very honest man from the players you speak to and he's done a fantastic job at Everton."
- United defender Rio Ferdinand
"He's honest and fair to his players as far as I'm aware. He sets high standards just as he expects high standards of ourselves."
- United's Michael Carrick