Jones is one of a handful of players now at United who were signed by Ferguson, having joined from Blackburn in 2011, and the England worldwide revealed how news of his former manager's ill health hit him hard. "Hopefully he'll recover well".
In a video shared by his current club Lyon on Twitter, Rafael said: "I was in shock yesterday when I heard the news".
However, United thanked the many well wishers, including from the likes of rival managers Arsene Wenger, Pep Guardiola and Jurgen Klopp, who spoke of their admiration for Ferguson.
"I don't know how he found the time, but outside of football he is knowledgeable about horse racing, about wine, literature - an wonderful man in every respect".
"We wish him very well and that he recovers very, very quickly".
The next few days are said to be "crucial" in Ferguson's recovery according to a former player of his, with Ryan Giggs the latest to share his thoughts and well wishes like much of world football.
Robin van Persie, Arsenal's then captain and top scorer decided in 2012 he wanted to move to Manchester United in search of silverware as his Gunners contract was coming to a close.
Ferguson stepped down at United after guiding them to Premier League title glory in 2013. He's a strong man and an optimistic man.
A United source told The Sun: 'Of course he'd love to be at Kiev on May 26 to see his former star player Cristiano Ronaldo in action for Real Madrid against Liverpool.
"It just shows you the mark of the man and the respect he had", Carrick said.
"I was devastated", the former England global told MUTV. "The amount of trophies he won not just nationally, but internationally, all the European Cups he's won as well", said United fan Ben Montgomery.
'Everybody on the membership is wishing him all one of the best and his household as effectively.