The Music Stem / The Musician's Library / Composer's Handbook / Plagal Cadence
Composer's Handbook
A plagal cadence moves from the subdominant to the tonic, IV–I.
End a phrase with F major moving to C major.
F (F–A–C) to C (C–E–G), the familiar “Amen” close.
Handel, Messiah, Hallelujah chorus (final cadence)