Valmiki Ramayana Bala Kanda Sarga 2 Shloka 9
Original Shlokaतस्याभ्याशे तु मिथुनं चरन्तमनपायिनम् । ददर्श भगवांस्तत्र क्रौञ्चयोश्चारुनिस्वनम् ।।1.2.9।।
1 source checked for this shloka
भगवान् the revered one, तत्र in that forest, तस्य of that holy spot, अभ्याशे in the vicinity, अनपायिनम् without being separated from each other even for a moment, चरन्तम् ranging through the forest, चारुनिस्वनम् melodiousvoiced, क्रौञ्चयो: krauncha birds, मिथुनम् pair of, ददर्श espied.
Sage Valmiki espied a pair of melodious kraunchas. Flying about in each other's in separable company there in its vicinity.