Brihaspati is a guru that was mention as the guru of gods and he wrote a system how to life, how to manage a life and that collection is known as smriti, well known as Brihaspati Smriti. This Brihaspati Smriti is group of Dharma Shastr, in which many Smriti were present in category of Vedic literature or well say as Vedic Shastr.