[Machine] The Messenger of Allah ﷺ used to shorten the two rak'ahs of Fajr prayer. And Mas'ar narrated from a man from the Ansar, from Sa'id bin Jubair, that the Messenger of Allah ﷺ sometimes prolonged the two rak'ahs of Fajr prayer.
أَنَّ رَسُولَ اللهِ ﷺ كَانَ يُخَفِّفُ رَكْعَتَيِ الْفَجْرِ قَالَ وَقَالَ مِسْعَرٌ عَنْ رَجُلٍ مِنَ الْأَنْصَارِ عَنْ سَعِيدِ بْنِ جُبَيْرٍ كَانَ رَسُولُ اللهِ ﷺ رُبَّمَا أَطَالَ رَكْعَتَيِ الْفَجْرِ