Does Imam Sajjad (AS) have the Kunya Abu Bakr? If so, how did he acquire this Kunya? Was it due to a particular reason, such as an affinity for camels? Additionally, are there any scholars who dispute this claim?

KunyaImam Ali Zayn al-Abidin
Does Imam Sajjad (AS) have the Kunya Abu Bakr? If so, how did he acquire this Kunya? Was it due to a particular reason, such as an affinity for camels? Additionally, are there any scholars who dispute this claim?
Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 9 months ago

We don't have any authentic source to suggest that Imam Al-Sajjad had such Kenya at all. He had four Kenya's; Abul Hasan, Abul Husain, Abu Muhammad and Abu Abdillah. 
'Wassalam.