Narrated Anas:
The Prophet ﷺ said, "Listen and obey (your chief) even if an Ethiopian whose head is like a raisin were made your chief."
حَدَّثَنَا مُحَمَّدُ بْنُ بَشَّارٍ، حَدَّثَنَا يَحْيَى، حَدَّثَنَا شُعْبَةُ، قَالَ حَدَّثَنِي أَبُو التَّيَّاحِ، عَنْ أَنَسٍ، عَنِ النَّبِيِّ صلى الله عليه وسلم قَالَ
" اسْمَعُوا وَأَطِيعُوا، وَإِنِ اسْتُعْمِلَ حَبَشِيٌّ كَأَنَّ رَأْسَهُ زَبِيبَةٌ ".
• Sahih al-Bukhari, 693
• Sahih al-Bukhari, Vol. 1, Book of Call to Prayer, Hadith 662
• Sahih al-Bukhari, Book of Call to Prayer, Hadith 662