13فَإِن أَعرَضوا فَقُل أَنذَرتُكُم صاعِقَةً مِثلَ صاعِقَةِ عادٍ وَثَمودَMajid DaryabadiThen if they Still turn away, say thou; I warn you of a calamity like the calamity of the 'Aad and Thamud.