Skandapurana 5.5.6

5.5.6

āgnīdhraścyavano nāma maitrāvaruṇaḥ kārmikaḥ.
udgātā yājñavalkyaśca pratihartā ca jaiminiḥ..6.5.6..

The āgnīdhra was named Cyavana; the active maitrāvaruṇa was [another];
Yājñavalkya was the udgātṛ, and Jaimini was the pratihartṛ.