SB 6.18.1
sri-suka uvaca
prsnis tu patni savituh
savitrim vyahrtim trayim
agnihotram pasum somam
caturmasyam maha-makhan
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
Sri Sukadeva Gosvami said: Prsni, who was the wife of Savita, the fifth of the twelve sons of Aditi, gave birth to three daughters — Savitri, Vyahrti and Trayi — and the sons named Agnihotra, Pasu, Soma, Caturmasya and the five Mahayajñas.