When people deny Allah’s message, has Allah run out of options? This sūra ends with the instruction that if people will not respond to the recitations, the messenger is to announce to them “news of a painful punishment.”

– When the sky is split open
The sūra begins by projecting an apocalyptic scene at the end of time (vv. 1–5), leading to the message that the people are about to meet their Lord (v. 6)