ثُمَّ بَعَثْنَاهُمْ لِنَعْلَمَ أَيُّ الْحِزْبَيْنِ أَحْصَىٰ لِمَا لَبِثُوا أَمَدًا 12
Then We roused them, in order to test which of the two parties was best at calculating the term of years they had tarried!