Surah Ad-Dukhan addresses the disbelievers of Makkah, revealing the authenticity of the Quran as a divine message and warning them of the consequences of their disbelief during a time of famine. The surah emphasizes Allah's control over life and death, the importance of guidance, and the inevitability of resurrection and accountability on the Day of Judgment. It concludes with a reminder that the Quran is easily comprehensible, and a call to heed its warnings or face dire consequences.