Valmiki Ramayana Kishkindha Kanda Sarga 4 Shloka 29
Original Shlokaइत्येवमुक्त्वा हनुमान् श्लक्ष्णं मधुरया गिरा। बभाषे सोऽभिगच्छेम सुग्रीवमिति राघवम्4.4.29।।
1 source checked for this shloka
हनुमान् Hanuman, मधुरया sweetly, गिरा with words, इत्येवम् like that, श्लक्ष्णम् gently, उक्त्वा having said, साधु well done, सुग्रीवम् to Sugriva, अभिगच्छेम we will go, इति thus, राघवम् Raghava, बभाषे spoke
Hanuman, having spoken with sweet, gentle words said to the Raghavas, 'We will now go to Sugriva'.