Valmiki Ramayana Ayodhya Kanda Sarga 92 Shloka 30
Original Shlokaदेवानां दानवानां च ऋषीणां भावितात्मनाम्। हितमेव भविष्यद्धि रामप्रव्राजनादिह।।2.92.30।।
1 source checked for this shloka
इह now, रामप्रव्राजनात् by banishing Rama, देवानाम् of gods, दानवानां च of demous, भावितात्मनाम् of purified souls, ऋषीणां rishis', हितमेव also welfare, भविष्यद्धि shall become.
Banishment of Rama will bring about the welfare of the gods, the demons, and the sages of purified souls.