130 Preface يا أَيُّهَا الَّذينَ آمَنوا لا تَأكُلُوا الرِّبا أَضعافًا مُضاعَفَةً ۖ وَاتَّقُوا اللَّهَ لَعَلَّكُم تُفلِحونَAli Quli QaraiO you who have faith! Do not exact usury, twofold and severalfold, and be wary of Allah so that you may be felicitous.