“He never wanted to break up his family, but he had to take what he felt was the best course of action for his girls,” an insider said.
“An unhappy home isn’t a home, and the truth is that he and Sophie were going through it this year.
“It just kept building, and Joe finally reached a point where he felt that he had exhausted all options to salvage the marriage.”
The news comes just two days after it emerged the couple was on rocky ground, however, Jonas then hit the stage in Texas afterwards wearing his wedding ring.
The pair appeared solid as little as three weeks ago, when Turner took to social media to celebrate attending the Jonas Brothers’ concert in New York, where she held hands with her husband, wore bracelets with his name and cried happy tears in the crowd as he serenaded her.
Elsewhere in his filing, Jonas stated his two daughters with Turner – three-year-old Willa and a one-year-old whose name is yet to be revealed – had been residing primarily with him in Miami.
Jonas also noted the children had been with him in “other locations throughout the United States”, suggesting their kids had been joining him on his US tour.