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وَاتَّبِعُوا أَحْسَنَ مَا أُنْزِلَ إِلَيْكُمْ مِنْ رَبِّكُمْ مِنْ قَبْلِ أَنْ يَأْتِيَكُمُ الْعَذَابُ بَغْتَةً وَأَنْتُمْ لَا تَشْعُرُونَ
"And follow the best of (the courses) revealed to you from your Lord, before the Penalty comes on you - of a sudden while ye perceive not!-