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ahmad:18433 – Wakīʿ > al-Aʿmash > al-Shaʿbiyyiʿan al-Nuʿmān b. Bashīr

The believers are like one person; if his head aches, the whole body aches with fever and sleeplessness. (Using translation from Muslim 2586c)  

أحمد:١٨٤٣٣ – حَدَّثَنَا وَكِيعٌ حَدَّثَنَا الْأَعْمَشُ عَنِ الشَّعْبِيِّعَنِ النُّعْمَانِ بْنِ بَشِيرٍ قَالَ

قَالَ رَسُولُ اللهِ ﷺ الْمُؤْمِنُونَ كَرَجُلٍ وَاحِدٍ إِذَا اشْتَكَى رَأْسُهُ تَدَاعَى لَهُ سَائِرُ الْجَسَدِ بِالْحُمَّى وَالسَّهَرِ  

See similar narrations below:

Collected by Muslim, Aḥmad, Suyūṭī
muslim:2586c – Abū Bakr b. Abū Shaybah And ʾAbū Saʿīd al-Ashaj > Wakīʿ > al-Aʿmash > al-Shaʿbī > al-Nuʿmān b. Bashīr

The believers are like one person; if his head aches, the whole body aches with fever and sleeplessness.  

مسلم:٢٥٨٦c – حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ وَأَبُو سَعِيدٍ الأَشَجُّ قَالاَ حَدَّثَنَا وَكِيعٌ عَنِ الأَعْمَشِ عَنِ الشَّعْبِيِّ عَنِ النُّعْمَانِ بْنِ بَشِيرٍ قَالَ

قَالَ رَسُولُ اللَّهِ ﷺ الْمُؤْمِنُونَ كَرَجُلٍ وَاحِدٍ إِنِ اشْتَكَى رَأْسُهُ تَدَاعَى لَهُ سَائِرُ الْجَسَدِ بِالْحُمَّى وَالسَّهَرِ  

ahmad:18355 – Abū Muʿāwiyah > al-Aʿmash > al-Shaʿbī > al-Nuʿmān b. Bashīr

[Machine] The Messenger of Allah ﷺ said, "The example of a believer is like the example of a body. When one part of the body complains, the rest of the body responds with sleeplessness and fever."  

أحمد:١٨٣٥٥ – حَدَّثَنَا أَبُو مُعَاوِيَةَ عَنِ الْأَعْمَشِ عَنِ الشَّعْبِيِّ عَنِ النُّعْمَانِ بْنِ بَشِيرٍ قَالَ

قَالَ رَسُولُ اللهِ ﷺ مَثَلُ الْمُؤْمِنِ كَمَثَلِالْجَسَدِ إِذَا اشْتَكَى الرَّجُلُ رَأْسَهُ تَدَاعَى لَهُ سَائِرُ جَسَدِهِ  

ahmad:18434 – Wakīʿ > al-Aʿmash > Khaythamah > al-Nuʿmān b. Bashīr

Nu'man b. Bashir reported that Muslims are like one body of a person; if the eye is sore, the whole body aches, and if the head aches, the whole body aches. (Using translation from Muslim 2586d)  

أحمد:١٨٤٣٤ – حَدَّثَنَا وَكِيعٌ حَدَّثَنَا الْأَعْمَشُ قَالَ خَيْثَمَةُ عَنِ النُّعْمَانِ بْنِ بَشِيرٍ قَالَ

قَالَ رَسُولُ اللهِ ﷺ الْمُؤْمِنُونَ كَرَجُلٍ وَاحِدٍ إِذَا اشْتَكَى رَأْسُهُ اشْتَكَى كُلُّهُ وَإِنْ اشْتَكَى عَيْنُهُ اشْتَكَى كُلُّهُ