Is it true that Imam al-Sadiq (AS) first appointed his elder son Ismail as his successor instead of Imam Musa al-Kazim (AS)?

SonIsmailisSuccession to Prophet Muhammad
Is it true that Imam al-Sadiq (AS) first appointed his elder son Ismail as his successor instead of Imam Musa al-Kazim (AS)?
Mateen Charbonneau, Sheikh Mateen Joshua Charbonneau achieved a certificate from Harvard University in Islamic Studies. He undertook Howza classes under esteemed scholars since 2013 and has been teaching at Imam Mahdi... Answered 10 months ago

No