Valmiki Ramayana Ayodhya Kanda Sarga 20 Shloka 25

भोजनेन with food, निमन्त्रितः a man invited, राघवः Rama, दत्तम् provided, आसनम् seat, आलभ्य having touched, व्रोडात् out of shame, किञ्चित् a little, अञ्जलिम् with folded hands, प्रसार्य having stretched, मातरम् to mother, अब्रवीत् said.

Invited (by Kausalya) to partake the food, Rama out of abashment only touched the seat provided to him and having stretched his folded palms spoke to his mother.