Krishna is the eighth incarnation of Lord Vishnu. The name Krishna appears as the 57th and 550th name of Lord Vishnu in Vishnu Sahasranama of the Mahabharata, and is also listed in the 24 Keshava Namas of Lord Vishnu which are recited and praised at the beginning of all Vedic pujas. A puja is the ritualistic worship offered in Hinduism.
According to the Bhagavata Purana, which is a sattvic purana, Krishna is termed as Svayam Bhagavan since he was the purna-avatara or full incarnation of the supreme god Vishnu. Krishna is often described & giving direction and guidance as in the Bhagavad Gita.