Prophetic Commentary on the Qur'an (Tafseer of the Prophet (pbuh))
حَدَّثَنَا مُحَمَّدُ بْنُ بَشَّارٍ، حَدَّثَنَا مُحَمَّدُ بْنُ جَعْفَرٍ، غُنْدَرٌ حَدَّثَنَا شُعْبَةُ، عَنِ الأَسْوَدِ بْنِ قَيْسٍ، قَالَ سَمِعْتُ جُنْدَبًا الْبَجَلِيَّ، قَالَتِ امْرَأَةٌ يَا رَسُولَ اللَّهِ مَا أُرَى صَاحِبَكَ إِلاَّ أَبْطَأَكَ. فَنَزَلَتْ {مَا وَدَّعَكَ رَبُّكَ وَمَا قَلَى}Narrated Jundub Al-Bajali:A lady said, "O Allah's Messenger (ﷺ)! I see that your friend has delayed. (in conveying Qur'an) to you." So there was revealed: 'Your Lord (O Muhammad) has neither forsaken you, not hated you
From Sahih al-Bukhari, whose reports the scholars accept as authentic.