My Word Shall Not Return to Me Empty: The Lectionary as Ecumenical Event.

The article offers information on the first document of the ecumenical council of the Catholic Church Second Vatican Council, Constitution on the Liturgy which transformed the liturgy of the Catholic Church. It states the significant implications of the Constitution for the liturgical worship including Anglican, Lutheran and Reformed churches worldwide. It also provides an overview of the basic principles as practical directives for the renewal and reform of the liturgy.