Valmiki Ramayana 2.115.24

रामागमनमाकाङ्क्षन् भरतो भ्रातृवत्सल: ।भ्रातुर्वचनकारी च प्रतिज्ञापारगस्तथा॥

rāmāgamanamākāṅkṣan bharato bhrātṛvatsala: |bhrāturvacanakārī ca pratijñāpāragastathā ||

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