Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
ahmad:22225Qutaybah b. Saʿīd > Bakr b. Muḍar > ʿUbaydullāh b. Zaḥr > ʿAlī b. Yazīd > al-Qāsim > Abū Umāmah

[Machine] "From the Messenger of Allah ﷺ , he said: You will straighten your rows or your faces will be disfigured, and you will close your eyes or your eyesight will be stolen."  

أحمد:٢٢٢٢٥حَدَّثَنَا قُتَيْبَةُ بْنُ سَعِيدٍ حَدَّثَنَا بَكْرُ بْنُ مُضَرَ عَنْ عُبَيْدِ اللهِ بْنِ زَحْرٍ عَنْ عَلِيِّ بْنِ يَزِيدَ عَنِ الْقَاسِمِ عَنْ أَبِي أُمَامَةَ

عَنْ رَسُولِ اللهِ ﷺ أَنَّهُ قَالَ لَتُسَوُّنَّ الصُّفُوفَ أَوْ لَتُطْمَسَنَّ وُجُوهُكُمْ وَلَتُغْمِضُنَّ أَبْصَارَكُمْ أَوْ لَتُخْطَفَنَّ أَبْصَارُكُمْ  


See similar narrations below:

Collected by Ṭabarānī, Suyūṭī
tabarani:7859Muḥammad b. ʿAmr b. Khālid al-Ḥarrānī from my father > Bakr b. Muḍar > ʿUbaydullāh b. Zaḥr > ʿAlī b. Yazīd > al-Qāsim > Abū Umāmah

[Machine] The Messenger of Allah ﷺ said, "You should straighten your rows (in prayer) or your faces will be disfigured. And you should set your gazes downward, or your eyes will be snatched away."  

الطبراني:٧٨٥٩حَدَّثَنَا مُحَمَّدُ بْنُ عَمْرِو بْنِ خَالِدٍ الْحَرَّانِيُّ ثنا أَبِي ثنا بَكْرُ بْنُ مُضَرٍ عَنْ عُبَيْدِ اللهِ بْنِ زَحْرٍ عَنْ عَلِيِّ بْنِ يَزِيدَ عَنِ الْقَاسِمِ عَنْ أَبِي أُمَامَةَ قَالَ

قَالَ رَسُولُ اللهِ ﷺ «لَتُسَوَّيَنَّ الصُّفُوفُ أَوْ لَيُطْمَسَنَّ وُجُوهٌ وَلَتُطْمَسَنَّ أَبْصَارُكُمْ أَوْ لَتُخْطَفَنَّ أَبْصَارُكُمْ»