say had allah willed i would not have recited it to you nor would he have made it known to you so before this* i have spent an age among you so do you not have sense? 
قل لو شاء الله ما تلوته عليكم ولا أدراكم به فقد لبثت فيكم عمرا من قبله أفلا تعقلون