Sahih Muslim 458
صحيح مسلم#458Sahihوَحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، وَمُحَمَّدُ بْنُ رَافِعٍ، - وَاللَّفْظُ لاِبْنِ رَافِعٍ - قَالاَ حَدَّثَنَا يَحْيَى بْنُ آدَمَ، حَدَّثَنَا زُهَيْرٌ، عَنْ سِمَاكٍ، قَالَ سَأَلْتُ جَابِرَ بْنَ سَمُرَةَ عَنْ صَلاَةِ النَّبِيِّ، صلى الله عليه وسلم فَقَالَ كَانَ يُخَفِّفُ الصَّلاَةَ وَلاَ يُصَلِّي صَلاَةَ هَؤُلاَءِ . قَالَ وَأَنْبَأَنِي أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم كَانَ يَقْرَأُ فِي الْفَجْرِ بـ { ق وَالْقُرْآنِ} وَنَحْوِهَا .
Simak asked Jabir b. Samura about the prayer of the Apostle (ﷺ). He said:He (the Holy Prophet) shortened the prayer and he did not pray like these people then, and he informed me that the Messenger of Allah (ﷺ) used to recite" Qaf. By the (Glorious) Qur'an," and a passage of similar length
Scholarly Authentication
The label above is the grade most of these scholars gave, each scholar counted once — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. When they judged only its chain of narrators (“Isnaad”), the label says “Sound chain”. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
Sahih Muslim 458 is the standard (Abd al-Baqi) number; this narration is #1028 in the MuslimGPT index.
In-book reference: 4:190