"Mansions of the Lord" is a hymn

Hymn

A hymn is a type of song, usually religious, specifically written for the purpose of praise, adoration or prayer, and typically addressed to a deity or deities, or to a prominent figure or personification...

 written by Randall Wallace

Randall Wallace

Randall Wallace is an American screenwriter, director, producer, and songwriter who came to prominence by writing the screenplay for the 1995 film Braveheart. His work on the film earned him an Oscar nomination for Best Original Screenplay and a Writers Guild of America award for Best...

 and set to the music of Nick Glennie-Smith

Nick Glennie-Smith

Nick Glennie-Smith is a film composer whose most prominent work is a collaboration with Hans Zimmer on the score to the 1996 action film The Rock as well as work on the 1993 drama Point of No Return...

.

Performances

"Mansions" was originally written for the 2002 film We Were Soldiers

We Were Soldiers

We Were Soldiers is a 2002 American war film that dramatizes the Battle of Ia Drang on November 14, 1965. The film was directed by Randall Wallace and stars Mel Gibson. It is based on the book We Were Soldiers Once… And Young by Lieutenant General Hal Moore and reporter Joseph L...

, and was performed by the United States Military Academy Glee Club and the Metro Voices

Metro Voices

Metro Voices is a choir group based in London, England that specialises in performing for the motion pictures. They work closely with the London Philharmonic Orchestra and with acclaimed British composer Craig Armstrong...

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The hymn also served as the recessional in the 2004 funeral

Death and state funeral of Ronald Reagan

On June 5, 2004, Ronald Reagan, the 40th President of the United States, died after having suffered from Alzheimer's disease for nearly a decade. His seven-day state funeral followed, spanning June 5–11...

 of President Ronald Reagan

Ronald Reagan

Ronald Wilson Reagan was the 40th President of the United States , the 33rd Governor of California and, prior to that, a radio, film and television actor....

. That rendition was sung by the Armed Forces Chorus with the United States Marine Chamber Orchestra

United States Marine Band

The United States Marine Band is the premier band of the United States Marine Corps. Established by act of Congress on July 11, 1798, it is the oldest of the United States military bands and the oldest professional musical organization in the United States...

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The hymn is featured on the CD of the same name by the Morriston Orpheus Choir

Morriston Orpheus Choir

The Morriston Orpheus Choir, based in Morriston, near Swansea, Wales, is a male voice choir, one of the best-known in the UK.-History:The Choir was formed on April 23, 1935 by Ivor E. Sims and in its early days concentrated primarily on competitions and local concerts...

from Wales.