Within the Samkhya tradition, one text stands out as the central pillar of the system: the *Samkhya Karika* of Ishvarakrishna. This concise work of seventy-two verses is regarded as the most authoritative and systematic exposition of classical Samkhya, laying out the dualism of Purusha and Prakriti and the evolution of the twenty-five tattvas in a tightly argued, aphoristic style. It is this text that later commentators repeatedly return to, treating it as the standard against which other formulations of Samkhya are measured. For anyone seeking to understand Samkhya as a coherent philosophical system, the *Karika* functions as the primary gateway.

Around this core text grew a rich commentarial tradition that both preserves and interprets Samkhya doctrine. The *Yuktidipika* is an ancient and detailed commentary on the *Samkhya Karika*, valued for the way it unpacks the terse verses and illuminates the underlying reasoning. Other important commentarial works include the *Jayamangala* and the writings of later thinkers such as Vijnanabhiksu, whose interpretations helped shape the medieval reception of Samkhya. These texts do not merely repeat the *Karika*; they wrestle with its implications, clarify its arguments, and defend its dualistic realism against rival views.

Alongside the *Karika* and its commentaries, several shorter or more schematic works play a significant role in the tradition. The *Tattva Samasa* offers a brief summary of the twenty-five principles, distilling Samkhya’s metaphysical vision into a highly compressed form. Texts known as the *Samkhya Sutra* or *Samkhya Pravachana Sutra* are attributed to Kapila, the legendary founder of the system, and present themselves as collections of aphorisms on Samkhya doctrine. Although the extant versions of these sutras are generally regarded as later redactions, they nonetheless stand within the lineage of texts that articulate and systematize Samkhya’s understanding of Purusha, Prakriti, and liberation.

Taken together, these works form a layered textual landscape: a foundational verse treatise, detailed scholastic commentaries, concise summaries, and later sutra compilations. Through their interplay, the core insights of Samkhya—its stark dualism, its analysis of experience into constituent principles, and its path toward disentangling consciousness from matter—are repeatedly rearticulated and refined. For the contemplative reader, moving among these texts can feel like circling a single luminous center from many angles, each work casting a slightly different light on the same enduring vision.