Lord Shiva as an old yogi and krishanji as a child denotes that shivji was in meditation for a long time before Krishanji manifested as Avatar.

this pic of Lord Shiva as an old yogi and krishanji as a child denotes that shivji was in meditation for a long time before Krishanji manifested as Avatar. Shivji has seen all the previous avatars of Vishnuji, including a great intimacy with Ramji. Aum Namah Shivaya! Jai Hari Vishnu!