[Machine] The Prophet ﷺ used to dye his hair with henna and katam, and his hair would reach his shoulders or his shoulder blades. Abu Sufyan had doubts about it.
كَانَ النَّبِيُّ ﷺ يَخْضِبُ بِالْحِنَّاءِ وَالْكَتَمِ وَكَانَ شَعَرُهُ يَبْلُغُ كَتِفَيْهِ أَوْ مَنْكِبَيْهِ شَكَّ أَبُو سُفْيَانَ