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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
ahmad:16145 – Rawḥ > Saʿīd b. Abū ʿArūbah And ʿAbd al-Wahhāb > Saʿīd > Qatādah > Abū al-Ṭufayl > Ḥudhayfah b. Asīd al-Ghifārī

[Machine] The Messenger of Allah ﷺ informed about the death of the Negus (King of Abyssinia), and said: "Pray for your brother without being in his land."  

أحمد:١٦١٤٥ – حَدَّثَنَا رَوْحٌ قَالَ حَدَّثَنَا سَعِيدُ بْنُ أَبِي عَرُوبَةَ وَعَبْدُ الْوَهَّابِ عَنْ سَعِيدٍ عَنْ قَتَادَةَ عَنْ أَبِي الطُّفَيْلِ عَنْ حُذَيْفَةَ بْنِ أَسِيدٍ الْغِفَارِيِّ

أَنَّ رَسُولَ اللهِ ﷺ أَخْبَرَ بِمَوْتِ النَّجَاشِيِّ قَالَ فَقَالَ صَلُّوا عَلَى أَخٍ لَكُمْ بِغَيْرِ بِلَادِكُمْ  

See similar narrations below:

Collected by Ṭabarānī
tabarani:3047 – Aḥmad b. al-Muʿallá al-Dimashqī > Hishām b. ʿAmmār > Shuʿayb b. Isḥāq > Saʿīd b. Abū ʿArūbah > Qatādah > Abū al-Ṭufayl > Ḥudhayfah b. Asīd

[Machine] The Messenger of Allah ﷺ was informed of the death of the Negus, he said, "Pray for your brother who has died in a land other than yours."  

الطبراني:٣٠٤٧ – حَدَّثَنَا أَحْمَدُ بْنُ الْمُعَلَّى الدِّمَشْقِيُّ ثنا هِشَامُ بْنُ عَمَّارٍ ثنا شُعَيْبُ بْنُ إِسْحَاقَ عَنْ سَعِيدِ بْنِ أَبِي عَرُوبَةَ عَنْ قَتَادَةَ عَنْ أَبِي الطُّفَيْلِ عَنْ حُذَيْفَةَ بْنِ أَسِيدٍ

أَنَّ رَسُولَ اللهِ ﷺ لَمَّا أُخْبِرَ بِمَوْتِ النَّجَاشِيِّ قَالَ «صَلُّوا عَلَى أَخٍ لَكُمْ مَاتَ بِغَيْرِ بَلَدِكُمْ»