Valmiki Ramayana Kishkindha Kanda Sarga 27 Shloka 30
Original Shlokaसुसुखेऽपि बहुद्रव्ये तस्मिन्हि धरणीधरे। वसतस्तस्य रामस्य रतिरल्पापिना भवेत्4.27.30।।
1 source checked for this shloka
सुसुखे in comfort, बहुद्रव्ये richly endowed, तस्मिन् in that, धरणीधरे on that mountain, वसतः while residing, तस्य रामस्य for that Rama's, अल्पापि even a little, रतिः pleasure, नाभवत् was not experienced.
Though Rama was residing in comfort on the mountain richly endowed with many pleasant things, he experienced little happiness.