Aretha Franklin— who has previously struggled with her health — is very sick and her death is “imminent,” PEOPLE confirms.

“She has been ill for a long time,” a longtime friend tells PEOPLE. “She did not want people to know and she didn’t make it public.”

A source close to the singer spoke to the Associated Press on Monday to confirm that Franklin is “seriously ill,” although they did not provide any additional details as to the severity or the cause of the 76-year-old singer’s illness.

Showbiz 411 reporter Roger Friedman was first to report the singer is “gravely ill,” sharing that Franklin’s family are “asking for prayers and privacy.”

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Elton John AIDS Foundation’s 25th Anniversary Gala, New York, USA - 07 Nov 2017

The Queen of Soul’s family also told Local 4 in Detroit that Franklin is “gravely ill.”

“I am so saddened to report that the Queen of Soul and my good friend, Aretha Franklin is gravely ill,” wrote Detroit news anchor Evrod Cassimy. “I spoke with her family members this evening. She is asking for your prayers at this time. I’ll have more details as I’m allowed to release.”

According to another source close to Franklin, those in the singer’s circle were told two weeks ago that “she could go any time” and that her weight was down to 85 lbs.,TMZreported.

Another source also told the outlet that Franklin has been battling cancer, a rumor that has existed for many years, which the singer has previously chosen not to address. “I am not going to even deal with that,” Franklin previously toldJET.

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Elton John AIDS Foundation Commemorates Its 25th Year And Honors Founder Sir Elton John During New York Fall Gala - Show

RELATED VIDEO: VIDEO: Aretha Franklin’s Powerful Tribute to Carole King Will Have You Bursting Out in Song

Ahead of scheduled concerts in March and April of this year, the singer was forced tocancel the performancesunder doctor’s orders.

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Arethra Franklin Performs in Philadelphia

Despite herfailing healthin recent years, Franklin returned to the stage last August for a performance at the Mann Center in Philadelphia, despitenoticeable changes in her appearancethat caused concern about her well-being. She also sang at the Elton John AIDS Foundation’s Enduring Vision benefit gala in November 2017.

In April 2011, Franklin sat down for an interview with PEOPLE just months after being hospitalized for an unspecified operation. Though she strongly denied having bariatric surgery, the singer — who had lost 85 lbs. at the time— did not directly address the rumors that she had cancer.

“I feel fabulous, really,” she told PEOPLE. “And I’m so thankful to all of the people who said a little prayer for me. People at the check out line in the market were telling me that they prayed for me. It’s amazing how beautiful people can be.”

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Aretha Franklin Performs At The Fox Theatre

On Dec. 1, 2010, a vigil was held in Franklin’s hometown of Detroit after it had been announced she was headed to the hospital forunspecified surgery. Only the night before, Franklin was nominated for another Grammy, this time for her duet with Ron Isley, “You’ve Got a Friend.”

By the middle of that month, as news spread from family members that she was suffering from pancreatic cancer, Franklin wasrecovering at home, and saying she was up and about — and feeling better, too. In January 2011, the Queen went so far as to pronouncethe matter resolved.

Franklin also canceled six months of tour dates and personal appearances in November 2010, under doctor’s orders — a sudden announcement that both disappointed and worried her fans, who could see she was not in the best of health.

source: people.com