Where is the incorporated wording in the poem “If you resolve to leave us ... fa-ṣabrun jamīl”?

Iqtibās and Taḍmīn: Quoting Scripture and Incorporating Poetry

• Only in the initial conditional particle
• In “hajranā” as a new Qur’anic noun
• Throughout the entire clause “without any wrongdoing”
• In the concluding response of the verse