Valmiki Ramayana 2.3.16

सूर्येऽभ्युदितमात्रे श्वो भविता स्वस्तिवाचनम् ।ब्राह्मणाश्च निमन्त्र्यन्तां कल्प्यन्तामासनानि च॥

sūrye'bhyuditamātre śvo bhavitā svastivācanam |brāhmaṇāśca nimantryantāṃ kalpyantāmāsanāni ca ||

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