Sahih Muslim 966
صحيح مسلم#966Sahihحَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، وَأَبُو كُرَيْبٍ قَالاَ حَدَّثَنَا أَبُو مُعَاوِيَةَ، عَنِ الأَعْمَشِ، عَنِ الْمُسَيَّبِ، عَنْ تَمِيمِ بْنِ طَرَفَةَ، عَنْ جَابِرِ بْنِ سَمُرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لَيَنْتَهِيَنَّ أَقْوَامٌ يَرْفَعُونَ أَبْصَارَهُمْ إِلَى السَّمَاءِ فِي الصَّلاَةِ أَوْ لاَ تَرْجِعُ إِلَيْهِمْ " .
Jabir b. Samura reported:The Messenger of Allah (ﷺ) said: The people who lift their eyes towards the sky in Prayer should avoid it or they would lose their eyesight
Scholarly Authentication
The label above is the grade most of these scholars gave — 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. Each scholar's own wording:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 4:128