The piece is a biblical song and is based on Italian opera forms, these being recitatives, aria, corus and overture/interlude.
The piece is in 3/4 time.
It's based around 4 motifs which come in one by one and are then repeated.
1. 'And the glory the glory of the Lord'
2. 'Shall be revealed'
3. 'And all flesh shall see it together'
4. 'For the mouth of the Lord hath spoken it'
The piece is divided into 4 contrasting musical motifs.
The melodies are all melismatic, apart from "for the mouth of the lord hath spoken it" this is syllabic.
There is a regular on-beat movement from the bass that keeps the rhythm moving.
The song is in A minor at the beginning, part way through the piece it starts to modulate to E major and B major. All the notes and chords are from the prevailling key. There is use of diatonic harmonies. There are also 2 perfect cadences and a plagal cadence at the end.
The piece is polyphonic meaning that there are many sounds playing at the same time.
This piece uses a choir which sings the main melody line. Harpsichord, Violins, Viola, Cello, Double Bass, Oboe, Bassoon and Trumpets are also used.