The official reason for the Joe Jonas-Sophie Turner divorce has been revealed.

Celebrity couple Joe Jonas and Sophie Turner have announced their decision to divorce, marking the end of their four-year marriage, during which they welcomed two children, per Billboard.

The Jonas Brothers singer officially filed for divorce on September 5, a development confirmed by Billboard.

In his divorce petition, Joe Jonas cited that his marital bond with Game of Thrones actress Sophie Turner is "irretrievably broken," as reported by the "Today" show, which obtained access to the filing.

This announcement surprised many, as the couple had not displayed any public signs of marital discord.

In fact, the actress had frequently shared photos of her and the musician backstage at Jonas Brothers concerts, and their interactions on social media had been playful and affectionate.

Despite the initial rumors of a split, Joe Jonas continued to wear his wedding ring on stage, even posting a photo of himself wearing the band shortly before news emerged about his divorce filing.

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Joe Jonas-Sophie Turner Divorce Filing

The divorce petition was filed in Miami-Dade County, Florida, where the couple had recently sold their residence, according to NBC.

In the filing, Joe Jonas also emphasized that it is in the best interest of their two children that he and Sophie Turner "have shared parental responsibility."

Currently, representatives for Joe Jonas and Sophie Turner have not issued any official comments regarding the divorce.

Additionally, Joe Jonas requests that the court uphold the prenuptial agreement that he and Sophie Turner agreed upon in April 2019, as specified in the filing.

The couple had put their Miami home on the market earlier. It successfully sold it for $15 million in August, following months of it being listed.

News of a possible rift between Joe Jonas, the renowned pop star, and Sophie Turner, known for her role in "Game of Thrones," initially surfaced over a holiday weekend, with reports indicating that Joe Jonas had been consulting with divorce attorneys.

Joe Jonas and Sophie Turner's Relationship

Joe Jonas and Sophie Turner started their romantic journey in 2016, leading to an engagement announcement in 2017.

At that time, Joe Jonas took to his verified Instagram account to share a photo of Turner proudly wearing her engagement ring, accompanied by the heartwarming caption, "She said yes."

The couple celebrated their love with not one but two wedding ceremonies.

Their first nuptials occurred in 2019 in Las Vegas, following their attendance at the Billboard Music Awards.

In an intimate ceremony by an Elvis Presley impersonator, they exchanged vows in a small gathering of close family and friends.

The news of their Vegas wedding initially emerged through DJ Diplo, a guest who shared photos and videos inside the venue.

A spokesperson for Sophie Turner later confirmed the marriage to CNN.

Subsequently, the "Game of Thrones" star and Joe Jonas had a second, more elaborate wedding celebration.

This lavish ceremony took place at the scenic Château de Tourreau in the picturesque southern region of France, as reported by Elle.

Sophie Turner offered a glimpse into their special day when she shared a black and white photo of the couple during their recession on her Instagram page, captioned with "Mr and Mrs Jonas."

Maise Williams, Turner's co-star from "Thrones," reportedly served as her Maid of Honor. Joe Jonas' brothers and fellow bandmates Nick and Kevin attended the grand French soirée.

Their wedding festivities reflected the deep love and commitment the couple shared, surrounded by the warmth and support of their loved ones.

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Written by: Bert Hoover

WATCH: Joe Jonas Files for Divorce from Sophie Turner After 4 Years of Marriage - From E! News