Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
حَدَّثَنَا يَحْيَى، حَدَّثَنَا وَكِيعٌ، عَنِ الأَعْمَشِ، عَنْ مُسْلِمٍ، عَنْ مَسْرُوقٍ، عَنْ عَبْدِ اللَّهِ، قَالَ خَمْسٌ قَدْ مَضَيْنَ اللِّزَامُ وَالرُّومُ وَالْبَطْشَةُ وَالْقَمَرُ وَالدُّخَانُ.Narrated `Abdullah:Five things have passed: Al-Lizam, the defeat of the Romans, the mighty grasp, the splitting of the moon, and the smoke
From Sahih al-Bukhari, whose reports the scholars accept as authentic.