The Arizona-native's mother, Hillary, kept a family blog throughout Amos' battle and penned a heartbreaking note shortly after his passing.
"After some pondering we came to the conclusion that faith is action," she wrote, revealing that Amos would be taken off life-support machines soon after. "We wanted to show our trust in God and His will for Amos."
"We watched him take his last breaths as he continued to breathe for about 15 minutes on his own. The children burst into tears but are now at home laughing at old home movies of daddy and remembering our great love for the most wonderful man any of us have ever known."
For more on Clair's time on AGT, watch the video below.