Buddhism .
It's not certain, as it is part of the Hindu belief system, and there's no accurate date as to when Hinduism was founded, or who exactly founded it.
The belief's premise is well founded.
Bhagavad Geeta is from Hindu belief system.
One example of a belief system is religion. Certain religions believe certain things. Also, science is another example of a belief system.
Galileo supported the Copernican system, but Aristotle did not. The Copernican system was a belief that the sun was the center of the solar system.
The Cherokee people like many Native tribes have their own beliefs. They have a traditional belief system that has been around since the tribe was first founded.
Their belief in Reincarnation.
Most Italians are of the Catholic belief system. They believe in a system of priests and pray to saints in addition to Christ.
The Filipino belief system is based on the ideology of egalitarian. Egalitarian is the belief that for all people the thought of equality.
which belief formed the basis of the caste system in India
the belief system is called confusinism