her spouse. your blessed apostles, and martyrs. peter and paul, andrew, james, john, thomas, james, phillip, bartholomew, matthew, simon, and jude, linus, cletus, clement, sixtus, cornelius. >> monsignor, this is a crucial part of a mass here, the eucharistic prayer before communion. >> this is the heart, for catholics, our worship. the eucharist, the mass, is thanksgiving. at the heart of this, in the eucharistic prayer, the prayer they're praying today, is one of the oldest prayers, from the fourth century. and has been handed down generation to generation, as our body of worship and the prayers