Ramayana
दृष्ट्वा तु राघवः पत्नीं कल्याणेन समन्विताम् । प्रहर्षमतुलं लेभे साधु साध्विति चाब्रवीत् ॥ 7-42-30 ॥
And he spoke to Sita of the fair hips, who resembled a daughter of the gods: 'O Vaidehi, the gaining of offspring through you has come near to me.'
english translation