[Machine] There were no gray hairs on the head of the Prophet Muhammad ﷺ except for some strands at the sides of his head, which he used to anoint and cover.
مَا كَانَ فِي رَأْسِ رَسُولِ اللهِ ﷺ مِنَ الشَّيْبِ إِلَّا شَعَرَاتٌ فِي مَفْرِقِ رَأْسِهِ كَانَ إِذَا ادَّهَنَ غَطَّاهُنَّ