Listen to Koyal Bole Aadhi Raat online. Koyal Bole Aadhi Raat is a Bhojpuri language song and is sung by Santosh Sagar. Koyal Bole Aadhi Raat, from the album Koyal Bole Aadhi Raat, was released in the year 2019. The duration of the song is 5:08. Download Bhojpuri songs online from JioSaavn.