77 Preface يا أَيُّهَا الَّذينَ آمَنُوا اركَعوا وَاسجُدوا وَاعبُدوا رَبَّكُم وَافعَلُوا الخَيرَ لَعَلَّكُم تُفلِحونَ ۩Yusuf AliO ye who believe! bow down, prostrate yourselves, and adore your Lord; and do good; that ye may prosper.1Prosper, in a spiritual sense, both in this life and the Hereafter.