50قالوا أَوَلَم تَكُ تَأتيكُم رُسُلُكُم بِالبَيِّناتِ ۖ قالوا بَلىٰ ۚ قالوا فَادعوا ۗ وَما دُعاءُ الكافِرينَ إِلّا في ضَلالٍM. M. PickthallThey say: Came not your messengers unto you with clear proofs? They say: Yea, verily. They say: Then do ye pray, although the prayer of disbelievers is in vain.