Jose Mourinho won his third league title with Chelsea in 2015, but followed up with a tenth place finish the year after.
But the former champions were humbled by old boss Rafa Benitez's Newcastle, with a brace from Ayoze Perez and a Dwight Gayle strike handing the Magpies a 3-0 win.More news: Bombings claim 13 in Indonesia
"Newcastle showed great desire, a great will to fight, a great will to take three points and to finish this season in the best possible way".
The visitors were completely flat during the game and looked to be on holiday already, despite having the FA Cup final to play next weekend against Manchester United.
"But we have six days to change our approach, our desire, our will to fight". After a game like this, I am the first person to answer for this bad game.More news: God gave you a gift - your mother
"Finally, I would like to thank the fans for their unrivalled support of Rafa and the team throughout the season". "But I'm the first person to answer for this".
The Geordies sang Benitez's name throughout this rousing finale, a tribute to all he has done, as his team ended the campaign with a flourish in a comprehensive dismantling of Chelsea's tenuous Champions League aspirations.
Ashley said: "I would like to thank Rafa Benitez for his magnificent achievement this season".More news: Former Malaysia PM Najib banned from leaving country
"On many occasions throughout the season they have been described as a championship side, which I personally consider to be derogatory".