أَخْبَرَنَا أَحْمَدُ بْنُ حَرْبٍ، قَالَ حَدَّثَنَا قَاسِمٌ، قَالَ حَدَّثَنَا سُفْيَانُ، عَنْ عَاصِمِ بْنِ كُلَيْبٍ، عَنْ أَبِيهِ، عَنْ وَائِلِ بْنِ حُجْرٍ، قَالَ أَتَيْتُ النَّبِيَّ صلى الله عليه وسلم وَلِي جُمَّةٌ قَالَ ‏"‏ ذُبَابٌ ‏"‏ ‏.‏ وَظَنَنْتُ أَنَّهُ يَعْنِينِي فَانْطَلَقْتُ فَأَخَذْتُ مِنْ شَعْرِي فَقَالَ ‏"‏ إِنِّي لَمْ أَعْنِكَ وَهَذَا أَحْسَنُ ‏"‏ ‏.‏

It was narrated that Wa'il bin Hujr said: "I came to the Prophet [SAW] and I had long hair. He said: 'It is not good,' and I thought he meant me, so I went and cut my hair. He said: 'I did not mean you, but this is better.'" Translation Not Available

Book Ref: Sunan An Nisai Book 48 Hadith 5066
Web Ref:  Sunan An Nisai Vol 6 Book 48 Hadith 5069