Going "within" for information and assistance is called "attuning" and is highly effective.
This is where many people seek and find their spiritual nature and receive ideas/answers if they practice this. If you do this as a Christian you might call it prayer, you might invoke the name of Jesus. Ask, and ye shall receive.
Even if you are not a practicing religanon.
Channeling is "no". Universal Laws do exist, and this activity is against them.