[Machine] He asked Ubayy ibn Ka'b and the Prophet ﷺ was giving a sermon about a verse from the Book of Allah, but Ubayy turned away from him and did not respond to him. When he finished his prayer, he said, "You did not pay attention." So he asked Ibn Mas'ood, the Messenger of Allah ﷺ and he said, "Ubayy was truthful."
أَنَّهُ سَأَلَ أُبَيَّ بْنَ كَعْبٍ وَنَبِيُّ اللهِ ﷺ يَخْطُبُ عَنْ آيَةٍ مِنْ كِتَابِ اللهِ فَأَعْرَضَ عَنْهُ وَلَمْ يَرُدَّ عَلَيْهِ فَلَمَّا قَضَى صَلَاتَهُ قَالَ إِنَّكَ لَمْ تُجَمِّعْ فَسَأَلَ ابْنُ مَسْعُودٍ رَسُولَ اللهِ ﷺ فَقَالَ «صَدَقَ أُبَيٌّ»