The harp accompaniment is suitable for pedal or lever harp with no alterations for either.
Solo instrument parts include:
Horn in F
Clarinet in B flat.
Piano may be substituted for harp.
A harp solo version of this arrangement is available in the same key as this arrangement.
The most common hymnal key for this is F major, this setting is a step lower, in E flat. The full score includes harp and horn in F.