What occurs after Ḥafṣ b. ʿĀṣim in the first route?

The Prohibition on Relating Everything Heard: Verification, Selection and Audience

• Abū Hurayrah is explicitly named
• Ḥafṣ says “the Messenger of Allah said” without naming a Companion
• An unnamed transmitter is explicitly inserted after Ḥafṣ
• The chain ends at Ibn Masʿūd