From Sahih Bukhari (Hadith 5698):
Narrated `Abdullah bin Buhaina:Allah's Messenger (ﷺ) was cupped on the middle of his head at Lahl Jamal on his way to Mecca while he was in a state of Ihram. Narrated Ibn `Abbas: Allah's Messenger (ﷺ) was cupped on his head
Reference: Bukhari 5698