Which UN body called for a plebiscite in Kashmir in 1948-49?

Explanation

– The United Nations Security Council passed Resolution 47 in 1948 and subsequent resolutions calling for a UN-supervised plebiscite in Jammu and Kashmir once conditions were met.
– The plebiscite has not been held to date, and the resolutions remain a reference point in the ongoing dispute.
– The plebiscite called for has not been held to date.