sakṛd eva prapanno yas
tavāsmīti ca yācate
abhayaṁ sarvadā tasmai
dadāmy etad vrataṁ mama
sakṛt - once only; eva - certainly; prapannaḥ - surrendered; yaḥ - anyone who; tava - Yours; asmi - I am; iti - thus; ca - also; yācate - prays; abhayam - fearlessness; sarvadā - always; tasmai - unto him; dadāmi - I give; etat - this; vratam - vow; mama - My.
This verse from the Rāmāyaṇa (Yuddha-kāṇḍa 18.33) was spoken by Lord Rāmacandra.