Summary: In the original usage, the Trisagion was sung as a refrain to Psalm 80. The cantor would chant verses of the psalm as all walked in procession and the people sung the Trisagion hymn as its refrain after every verse.
Summary: In the original usage, the Trisagion was sung as a refrain to Psalm 80. The cantor would chant verses of the psalm as all walked in procession and the people sung the Trisagion hymn as its refrain after every verse.