وَعَنْهُ قَالَ: سُئِلَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ عَنْ (يَوْمٍ كَانَ مِقْدَارُهُ خَمْسِينَ ألف سنةٍ) مَا طُولُ هَذَا الْيَوْمِ؟ فَقَالَ: «وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهُ لَيُخَفَّفُ عَلَى الْمُؤْمِنِ حَتَّى يَكُونَ أَهْوَنَ عَلَيْهِ مِنَ الصَّلَاةِ الْمَكْتُوبَةِ يُصَلِّيهَا فِي الدُّنْيَا» . رَوَاهُمَا الْبَيْهَقِيُّ فِي كِتَابِ «الْبَعْثِ وَالنُّشُورِ»
He told that God's messenger was asked about "a day whose extent is fifty thousand years," how men could endure the length of this day, and replied, "By Him in whose hand my soul is, it will be made easy for the believer so that it will be easier for him than the prescribed prayer he observes in this world." Baihaqi transmitted the two traditions in Kitab al-ba'th wan nushur.