Śrīmad-Bhāgavatam (Bhāgavata Purāṇa) / Canto 11: General History / CHAPTER EIGHT / Lord Kṛṣṇa told Uddhava how the avadhūta brāhmaṇa explained to Mahārāja Yadu the instructions he had received from nine of his gurus, beginning with the python.