On the phrase in this context, which can be spoken or sung, see Memorial Acclamation.

As a lead to the Memorial Acclamation, the priest says or sings: "The mystery of faith".

Of the three memorial acclamations, it contained only the first, together with the music for chanting it:

"Memorial Acclamation A"

It serves as an introduction to a Memorial Acclamation by the people, which was never present in the Tridentine Missal.

The Memorial Acclamation is an acclamation sung or recited by the people after the institution narrative of the Eucharist.

Primarily this affects the Gloria, the Holy, Holy, Holy, and the different Memorial Acclamations.

The anamnesis follows, leading into the Memorial Acclamation (Christ has died; Christ is risen; Christ will come again).

Memorial Acclamation (Thomas's Profession) (Gerry McCoy)

The Book of Alternative Services of the Anglican Church of Canada has a Memorial Acclamation, as have some United Methodist churches.

The Memorial Acclamation was introduced into the Roman Rite of Mass in 1969 as part of the revision of the Roman Missal by Pope Paul VI.