He was about 40 years old
It i widely believed that Archangel Gabriel visited Muhammad to deliver a message from Allah. Allah is the Arabic word for God.
He received a message from an archangel named Gabriel, and after Gabriel told him to tell everyone about Islam, he took it upon himself to be the first one to spread it and believe it since an angel told him about the religion.
In the cave of Hiraa.
on a mountain top
The first mesaage that Muhammad received was that allahtold him that you are my prophet and you will spread Islam
Prophet Muhammad (peace be upon him) did not receive any teaching from any human until he received his first teach through God revelation of Quran to him through the angel Jibril (or Gabriel).
First, you have to have an email. And if someone sends you a message, you will receive it.
Gabriel first appeared to Muhammad while he was meditating in a cave above Mecca in Saudi Arabia.
It was not night but day and this day was first day of prophet-hood of prophet Muhammad saw .
Hazrat Muhammad (SAW) used to spend days and weeks in meditation in the cave of Hira. During his meditation Hazrat Gabriel revealed to him the first verses of the holy Quran: Translation: "Read in the name of thy Lord (Rabb) Who created man from a lump of congealed blood...."
His beloved wife of twenty-five years (total), Khadijah.
Muhammad was born in the year 570 A.D. Muhammad's first revelation took place in the Cave of Hira via the archangel, Jibraeel. This took place in the year 610 A.D.