Synaxis of the Twelve Holy Apostles: Peter, Andrew, James & John the sons of Zebedee, Phillip, Bartholomew, Thomas, Matthew, James the son of Alphaeus, Jude the brother of James, Simon & Matthias
The names of the Twelve Apostles are these: Simon, who was called Peter, and his brother Andrew, the First-called; James the son of Zebedee, and his brother John, who was also the Evangelist and Theologian; Philip, and Bartholomew (see also June 11); Thomas, and Matthew the publican, who was also called Levi and was an Evangelist; James the son of Alphaeus, and Jude (also called Lebbaeus, and surnamed Thaddaeus), the brother of James, the Brother of God; Simon the Cananite ("the Zealot"), and Matthias, who was elected to fill the place of Judas the traitor (see Aug. 9).
Apolytikion of Synaxis of the 12 Apostles in the Third Tone
O Holy Apostles, intercede to our merciful God, that He may grant our souls forgiveness of sins.
Kontakion of Synaxis of the 12 Apostles in the Second Tone
O Lord, receive the steadfast and divinely voiced preachers, the pinnacle of Your disciples, unto their rest and the enjoyment of Your blessings. You received, above every offering, their labors and their life. You alone know what the heart holds.