Valmiki Ramayana Aranya Kanda Sarga 11 Shloka 8
Original Shlokaततः कौतूहलाद्रामो लक्ष्मणश्च महाबलः। मुनिं धर्मभृतं नाम प्रष्टुं समुपचक्रमे।।3.11.8।।
1 source checked for this shloka
ततः thereafter, रामः Rama, महाबलः of great prowess, लक्ष्मणश्च Lakshmana also, कौतूहलात् out of curiosity, धर्मभृतं नाम Dharmabrata by name, मुनिम् to a sage, प्रष्टुम् to enquire, समुपचक्रमे started.
Out of curiosity, mighty Rama, and Lakshmana started enquiring about the matter from sage Dharmabrata by name: