what prevents their offerings from being accepted is their disbelief in god and his messenger their lack of interest in prayer and spending for the cause of god reluctantly.
وما منعهم أن تقبل منهم نفقاتهم إلا أنهم كفروا بالله وبرسوله ولا يأتون الصلاة إلا وهم كسالى ولا ينفقون إلا وهم كارهون