Ibn ‘Umar said he had seen God’s messenger with matted hair. Bukhari transmitted it.

وَعَنِ ابْنِ عُمَرَ قَالَ: لَقَدْ رَأَيْتُ رَسُولَ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ مُلَبِّدًا. رَوَاهُ البُخَارِيّ