One comment reads, "Sad news, wishing you all every strength as a family to deal with Noah's diagnosis and hope he gets all the treatment to bring him to remission. Every prayer from our family to yours for his good health." Someone else wrote, "My niece had leukemia at 2 years old it was a hard battle for all but she won, she is now a healthy teenager. My thoughts are with you all and I hope you get the privacy you need to stay strong. I wish you all the strength in the world to win this battle." Fans are also extending support via comments on a recent family picture the singer posted on Instagram, below.