وَإِن كانَ ذو عُسرَةٍ فَنَظِرَةٌ إِلىٰ مَيسَرَةٍ ۚ وَأَن تَصَدَّقوا خَيرٌ لَكُم ۖ إِن كُنتُم تَعلَمونَ

If he is in difficulty, then grant a postponement until a time of ease. But if you waive it as charity, it would be better for you—if only you knew.