व्यासशिष्योत्पत्तिवर्णन (Origins/Enumeration of Vyāsa’s Disciplic Succession) — Chapter on Vedic Transmission Lineages
काश्यपः संहिता कर्त्ता सावर्णिः शांशपायनः / मामिका तु चतुर्थी स्याच्चतस्रो मूलसंहिताः
kāśyapaḥ saṃhitā karttā sāvarṇiḥ śāṃśapāyanaḥ / māmikā tu caturthī syāccatasro mūlasaṃhitāḥ
Kashyapa is the composer of a Saṃhitā; Savarni and Shamsapayana [are composers as well]. Mine, called Māmikā, is the fourth—thus there are four root Saṃhitās.