´It was narrated that Nafi' said:` "When Ibn 'Umar burned incense he would burn Al-Uluwwah that was not mixed with anything else, or camphor mixed with some Al-Uluwwah. Then he said: 'This is what the Messenger of Allah [SAW] used to burn.'"
Hadith ReferenceSunan an-Nasa'i / The Book of Adornment / Hadith: 5138
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم