Invocations
Invocations About the 8th century, says Procter (On the Book of Common Prayer, p. 249), the invocations of saints (q.v.) were introduced into the churches of the West, and called the Litany, a name given to various other services. SEE LITANY. (Comp. Reiaudot, Liturg. Orient. 1, 356; Bingham, Antiq. 15, 1, § 2; Mabillon, Analect. 3, 669 sq.)