Smriti
That Which is Remembered
Smriti is sanskrit for "That which is remembered" and refers to post-vedic texts, composed around 500 BCE. Smriti, in the context of hindu law, is translated as "tradition". Unlike Sruti, Smrti is not considered to be of divine origin but rather is composed of the memories & teachings of tradition & wisdom that the sages shared with their disciples.
Smriti began to appear after the upanishads, or the end of the vedas. The primary focus was to explain dharma,
The Sacred Literature classified as Smriti includes: the six Vedangas, Itahasa, and the Puranas. Itahasa is Indian Epic Poetry and consists of perhaps the more well-known texts including the Ramayana and the Mahabharata.
The Manusmrti / Manu Smriti , also known as Manava-Dharmasastra, is the most important and earliest metrical work of the Dharmasastra textual tradition of Hinduism. Generally known in English as - the Laws of Manu.
This is the most famous and earliest known smti text. It dates to approximately the first century AD.
Manu Smriti - Sanskrit Text With English Translation