Clarification of the Transmission Chain to Al-alaʾ Ibn Siyabah

And whatever is narrated from Al-Alaʾ ibn Siyabah, I have narrated it from my father - may Allah سبحانه وتعالى be pleased with him - from Saʿd ibn Abdullah, from Ahmad ibn Muhammad ibn ʿIsa, from Al-Hasan ibn Ali Al-Washshaʾ, from Aban ibn Uthman, from Al-Alaʾ ibn Siyabah.