Contentment with lawful sustenance over ill-gotten wealth

بَقِيَّتُ ٱللَّهِ خَيْرٌ لَّكُمْ إِن كُنتُم مُّؤْمِنِينَ ۚ وَمَآ أَنَا۠ عَلَيْكُم بِحَفِيظٍ

What remains [lawful] from Allāh is best for you, if you would be believers. But I am not a guardian over you."