Why is protection a relevant sense in wa-lā hum minnā yuṣḥabūn?

Bayān al-Ibdāl: Verbs, Nouns, Particles and Sentence-Level Meaning

• It describes the journey of angels
• Ṣuḥbah always means legal guardianship
• Minnā means only “on earth”
• The context concerns the inability of supposed deities to protect