During what century did muhammad recieve his first revelation from god

Muhammad's revelation was an event described in Islam as taking place in 610 AD, during which the Islamic prophet, Muhammad was visited by the archangel Jibrīl, who revealed to him the beginnings of what would later become the Quran. The event took place in a cave called Hira, located on the mountain Jabal an-Nour

Is there a passage that comes with this question or should i know this right off the bat, because if it is, i probably have short term memory loss or college is too stressful

It’s both true and false