Clarification of the Transmission Chain to Muhammad Ibn isma'il Ibn bazi'

Everything in this book that is narrated from Muhammad ibn Isma'il ibn Bazi' has been transmitted by me from Muhammad ibn Al-Hasan - may Allah (swt) be pleased with him - from Muhammad ibn Al-Hasan Al-Saffar, from Ahmad ibn Muhammad ibn 'Isa, from Muhammad ibn Isma'il ibn Bazi'.