Known as the Ter Sanctus or Trisagion. It is an anonymous 2d century reproduction of a Jewish synagogue “Doxology,” based on Isaiah 6:3:
And one cried unto another, and said, Holy, holy, holy is the Lord of hosts: the whole earth is full of the glory of God.
It is intended to be sung at the beginning of a worship service.
MUSIC. SANCTUS. The composer of the tune, Alexander Samuel Cooper, was born in London in 1835. The date of his death is not known. He was an organist and composer of anthems, chants, and hymn tunes, and edited The Parochial Psalter and The Parochial Chant Book, both of which have passed through numerous editions.
602. Holy, holy, holy. Lord God of hosts
For comments on the words see [No. 601].
MUSIC. SANCTUS. No information has been found concerning W. A. C. Cruickshank, composer of the tune.
603. The Lord is In His holy temple
Habakkuk 2:20
An “Opening Response” or “Invocation Sentence” widely used to introduce services of worship. The words are taken from Habakkuk 2:20.