What effect does the new use of “ḥasbunā Allāhu wa niʿma al-wakīl” emphasize?

Iqtibās and Taḍmīn: Quoting Scripture and Incorporating Poetry

• Reliance on God and detachment in response to betrayal
• Attributing a martial ode to another poet
• Comparing a person’s shape to an animal
• Meaningless repetition solely for rhyme