" I used to see the glistening of the perfume at the roots of the hair of the Messenger of Allah when he was in Ihram.(sahih) (Using translation from Nasāʾī 2696)
كُنْتُ أَنْظُرُ إِلَى وَبِيصِ الطِّيبِ فِي أُصُولِ شَعْرِ رَسُولِ اللهِ ﷺ وَهُوَ مُحْرِمٌ