39:55
وَاتَّبِعُٓوا اَحْسَنَ مَٓا اُنْزِلَ اِلَیْكُمْ مِنْ رَبِّكُمْ مِنْ قَبْلِ اَنْ یَاْتِیَكُمُ الْعَذَابُ بَغْتَةً وَاَنْتُمْ لَا تَشْعُرُونَۙ
WaittabiAAoo ahsana ma onzila ilaykum min rabbikum min qabli an yatiyakumu alAAathabu baghtatan waantum la tashAAuroona
Translations
And follow the best of what was revealed to you from your Lord before the punishment comes upon you suddenly while you do not perceive
Saheeh International
And follow the better (guidance) of that which is revealed unto you from your Lord, before the doom cometh on you suddenly when ye know not
Marmaduke Pickthall