He has defined Ali (a.

He has defined Ali (a.s.) as his successor.’”[^20] Ja’far Ibn Khalaf has said, “I heard from Abul Hasan Musa Ibn Ja’far (a.s.), ‘A blissful person is someone who sees his successor before his death.

The Almighty Allah has introduced my son, Ali (a.s.), Ridha’, as my successor.’”[^21] Musa Ibn Bakr has said, “I was with Imam Abu Ibrahim (a.s.), who said, ‘Ja’far Sadiq (a.s.) stated, ‘A blissful person is the one who sees his successor before his death.’ ’ Then he pointed to his son, Ali (a.s.), and said, ‘The Exalted Allah has introduced him as my successor.’”[^22] Ibn Fizal has said, “I heard from Ali Ibn Ja’far (a.s.), ‘I was with my brother, Musa Ibn Ja’far (a.s.