The statement first read and then went on to say, "Ant asks for privacy at this hard time for both himself, Lisa, and their immediate families".
"No further statement will be made".
A source close to Ant added to The Sun On Sunday: "This was a tough decision for Ant but he has to do the right thing for his health".
Ant McPartlin has confirmed his divorce from wife Lisa after months of speculation as to the status of the couple's marriage. "He's given it a good go".
Ant McPartlin and Lisa have been together for 23 years and married in 2006.
ITV ICONIC Ant and Dec are the biggest presenting duo in the UK
Last year he entered rehab after struggling with a two-year addiction to super-strength painkillers following a knee operation in 2015.
"But she is gradually realising that as far as he is concerned, there's no way back".
There's been no word from either party on social media since news of their split broke, with Lisa's most recent tweet - posted on New Year's Eve - showing her in cartoon form throwing out a bag of stinking rubbish labeled 2017.
The insider said: 'Ant has had a awful year, but Lisa has been through hell too.
"I've spoken out because I think it's important that people ask for help if they're going through a rough time and get the proper treatment to help their recovery", he said past year.More news: EurAsia Cup: Europe beat Asia 14-10 to retain trophy
Ant suffered a hard 2017, after admitting in June he had been battling a two-year addiction to painkillers after a devastating knee injury and fertility issues.
Following treatment in rehab Ant admitted he put Lisa through "hell" during the process.
The I'm a Celebrity cast enjoy their last taste of luxury before ruffing it in the Australian jungle.
Another source told The Sun that the couples divorce is no reflection on Lisa, and Ant - who is estimated to be worth 62 million - will make sure Lisa is looked after.
"I feel like I have let a lot of people down and for that I am truly sorry". He added: "This kind of stuff puts strains on any marriage". I'm relieved he's receiving the help he needs, we just need him better'.More news: NVIDIA Corporation (NVDA) Position Cut by Leavell Investment Management Inc
The star returned to television screens in November after a stint in rehab for prescription drug and alcohol problems.
The couple met at the Smash Hits tour in 1994 when they were in their late-teens.
After dating for more than a decade, Ant proposed to her during a romantic sun-drenched holiday in Dubai on April 26, 2005.More news: Lebanon blast: Hamas official wounded in vehicle bomb attack