( a) Why should we be interested in what happened at Pentecost? ( b) What other important event may have happened on the same day many years earlier? ( See endnote.)
(‏ ب )‏ أَيُّ حَدَثٍ مُهِمٍّ رُبَّمَا حَصَلَ فِي ٱلْيَوْمِ نَفْسِهِ قَبْلَ سِنِينَ كَثِيرَةٍ ؟‏