The four stages, biraha, that is aarti, then gigas, seeking and then atarti, settling down and becoming intensely absorbed. And then gani. That means the realization of god. For an ordinary devotee, it may be that first there is there isa sorrow, my life is unfulfilled. And then comes the next i see godh i study devotional literature. I turn up for vilanta classesutub lectures,. Then i read vedanta, try to understand it. The other way of interpreting this same thing is from the vilantic side. There is pretty straighforward. Arter means a virag dispassion for the world