The Learned say that when he is feed from the qualities and united in nature with the Supreme Soul, then does Individual Soul become at one with that Soul. The Supreme Soul, is called the Real as well as Not Real, and is above decay and destruction.
केवलेन समागम्य विमुक्तोऽऽत्मानमाप्नुयात्। एतत् तु तत्त्वमित्याहुर्निस्तत्त्वमजरामरम्॥