Why should one not automatically call 109:6 an instance of ellipsis?

Supplementary Practice 22: Comparative Rhetorical Study of Sūrat al-Kāfirūn and al-Naṣr

• Because every short sentence is necessarily amplification
• Because no nominal predication occurs in the verse
• Because fronting cannot ever mark special assignment
• An ellipsis claim requires identifiable omitted material and evidence