Valmiki Ramayana 7.47.18

पतिव्रतात्वमास्थाय रामं कृत्वा सदा हृदि ।श्रेयस्ते परमं देवि तथा कृत्वा भविष्यति॥

pativratātvamāsthāya rāmaṃ kṛtvā sadā hṛdi |śreyaste paramaṃ devi tathā kṛtvā bhaviṣyati ||

Our plain-language meaning of this verse is waiting for scholar review.