13فَإِن أَعرَضوا فَقُل أَنذَرتُكُم صاعِقَةً مِثلَ صاعِقَةِ عادٍ وَثَمودَZafar AnsariBut if they turn away, tell them: “I warn you against a sudden scourge like that which struck Ad and Thamud.”