What is the role of wāw in “wa-nuyassiruka li-l-yusrā”?

Supplementary Practice 28 — Comparative Rhetoric of Sūrat al-Aʿlā and Sūrat al-Ghāshiyah

• A circumstantial wāw introducing a state
• A resumption wāw beginning unrelated discourse
• An oath wāw introducing an additional oath object
• Linking another assurance to the preceding one