Which juxtaposition raises the semantic criticism in “wa-l-ʿayshu khayrun fī ẓilāli al-nawk…”?

Ījāz, Iṭnāb and Musāwāt: Standards of Expression and Their Distinctions

• Two synonymous attributes reinforcing one relation
• The comparison of folly (nawk) and toil (kadd)
• A contrast between generality and detail
• The connection of a statement with a question