Bobbi Kristina, 22, .
The news came nearly six months after she was found in her Roswell, Georgia, home on Jan. 31. She never fully regained consciousness and was being kept on life support following her near-drowning. In March she was in the Atlanta area, and in June she was .
Following his daughter's death, Brown to share the news himself.
"He is holding it together more than you'd expect," the source tells PEOPLE. "He knew it was coming. Of course he's very emotional, but at the same time, he knows that Krissy is in a better place now.
"He is taking comfort in the fact that she's with her mother and that there will be no more sadness or pain. She is at peace. He knows that and is taking comfort in that."