"My heart is full of so much sadness and sorrow, but also so much love and gratitude. I got 14,501 days with that man and I know that is such a blessing," the metal legend's youngest child wrote

The Black Sabbath rocker, who was dubbed the Prince of Darkness, died surrounded by his loved ones on July 22 at age 76.

Jack Osbourne has broken his silence following the death of his father, Ozzy Osbourne, last month. “I haven’t really wanted to post anything since the passing of my father. My heart has hurt too much,