28ذٰلِكَ بِأَنَّهُمُ اتَّبَعوا ما أَسخَطَ اللَّهَ وَكَرِهوا رِضوانَهُ فَأَحبَطَ أَعمالَهُمZafar AnsariThat is because they have followed a way that angered Allah, and have been averse to His good pleasure. So He reduced all their works to nought.