Surah Ali'Imran, Verse 130

يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُواْ لَا تَأۡكُلُواْ ٱلرِّبَوٰٓاْ أَضۡعَٰفٗا مُّضَٰعَفَةٗۖ وَٱتَّقُواْ ٱللَّهَ لَعَلَّكُمۡ تُفۡلِحُونَ١٣٠

yāayyuhā alladhīna āmanū lā takulū l-riba aḍʿāfan muḍāʿafatan wa-ittaqū l-laha laʿallakum tuf'liḥūna

O you who have believed, do not consume usury, doubled and multiplied, but fear Allāh that you may be successful.