Telkomsel users in Indonesia can activate the song as a Ring Back Tone (RBT) by texting "MDEDW" to 1212. Cultural Impact

Written by Amri M. Kahar , a prominent member of the renowned group Black Brothers. Lead Vocals: Yanuarius (Ian) Ulukyanan . Genre: Spiritual / Christmas (Lagu Rohani Natal).

Black Sweet is part of a rich lineage of Papuan musical groups (alongside Black Brothers and Black Papas) that influenced the Indonesian music scene in the 1970s and 80s. "Malam Di Efrata" remains one of their most enduring spiritual tracks, frequently covered by other artists such as the Hosana Singers .

The song reflects on the "Night in Ephrathah" (Bethlehem), celebrating the birth of Jesus Christ with a peaceful and reverent tone. Production & Distribution Record Label: Released via Epama Record.

The track is widely accessible on platforms like YouTube and is featured in various Christmas compilation albums.

Versions of this album were reportedly produced to support fundraising for churches in the remote interior of Papua.