It is a long and arduous task. They will show you how to get the keys. Eastern religions say it is their job to teach you. They have the knowledge. Follow their teachings and, after years of reincarnation, you will get there.
Eastern religions say they hold the power.
The power is knowledge. Western religions, on the other hand, say they know how to provide you with the keys. They say you may obtain the keys from them. Western religions say that if you say the magic words, you will be given the keys. If you 'believe,' you will obtain the keys.