Qulb bin Wail narrates “I saw a tree in India and upon its flowers was written “Muhammadin rasoolullah”. I saw numerous trees and rocks that had Muhammad (saw) and Ali (asws) written on them.” 1
References:- Names and Titles of Ameerul Momineen (asws): [Kitab Fi Asma wa Alqaab Ameerul Momineen Ali (asws) ibn Abi Talib (as)], Abdul Rasool[↩]