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By revelation from his God "Allah" through the angle Gibraiel.
Islam religion per God revelation of Quran to prophet Muhammad (peace be upon him) through the angel Jibril (or Gabriel).
God revelation of Quran to Prophet Muhammad was through the Angel Gabriel (Jibril) and started in year 610 AD while Prophet Muhammad was in Mecca (Makkah). The Prophet was 40 years ago at start of Quran revelation. Islam is the religion based on Quran holy book. Quran revelation continued until year 632 AD (year of the prophet death).Refer to the related question below for more information on why was Quran revelation.
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.
Quran is God revelation and His words to prophet Muhammad through the Angel Gabriel. Hadith is prophet Muhammad saying.
"Tanzeel" is an Arabic term that translates to "revelation" or "sending down". In Islamic context, it refers to the divine revelation of the Quran to Prophet Muhammad by the Angel Gabriel.
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).
Quran revelation by God to prophet Muhammad (PBUH) through the angel Gabriel (Jibril) When Muhammad was meditating in a Cave called ( Ghar Heraa') started in year 610 AD through year 632 AD (year of death of prophet Muhammad).
Muhammad was received to be the prophet, messenger of god
It was not night but day and this day was first day of prophet-hood of prophet Muhammad saw .
The message to surrender to Allah's will , the one and only one God, was received by Muhammad from God through God revelation of Quran to him through the Angel Gabriel (Jibril) that started in year 610 AD through the year 632 AD (year of prophet Muhammad (PBUH) death. This mesaage is called Islam.
Before being prophet, Muhammad (PBUH) was a shepherd and a merchant. Then he was assigned by God as prophet through God revelation of Quran to him by God through the angel Gabriel (Jibril).