Paumacariya 1.88

1.88

puvabhavadēvajaṇiyaṁ, dikkhaṁ ciya rāghavassa nigganthaṁ
kēvalanāṇuppattō, tahēva nivāṇagamaṇaṁ ca

Induced by a god from a previous birth, Rāghava took the nirgrantha initiation; / he attained omniscience, and likewise attained nirvāṇa;