The source tells PEOPLE that Sharon has found "a lot of comfort" from the "family time" they spent together before his death on July 22

Sharon Osbourne is grieving the loss of her late husband, Ozzy Osbourne, after his shocking death last week at 76. An insider close to the TV personality revealed that the Black Sabbath legend’s passing has left Sharon, 72, so devastated that their children have had to step in to take care of her.

Ozzy Osbourne, Black Sabbath frontman and reality TV star, has died at 76, just two weeks after celebrating his 43rd wedding anniversary with wife Sharon Osbourne.