We've just had a recent thread-revival about this:

Req/ADD: Silent Worship (Somervell, Handel)

http://mudcat.org/thread.cfm?threadid=12670

See my April 10th post if you want to download the sheet music. There's also discussion of this song in the Kenneth McKellar thread:

Obit: Kenneth McKellar (June 23 1927-April 9 2010)

http://mudcat.org/thread.cfm?threadid=128704