St. Yared). Those three chants represent the Trinity. St. Yared also composed ten tones with notations, unlike the European modes consisting of six notes. St. Yared then developed their arrangements calling "Seraye", which signifies hymnary guideline. The glyphs of notations consist of dashes, dots and curves. Tsome Deggua is written for Lent, Me'eraf is sung for Sabbath vigils, Zimare is for Holy Communion, Mewasit is for funerals, requierems and Eastern Eve and Quidase is for Communion. These books spend nine years in order to complete. The Nine Saints, who were expelled by religious persecution from Byzantine Empire and who reached Ethiopia in the 5th century, met with St. Yared, with whom he visited individual churches and aid them to build with assistance of Axumite Emperors. St. Yared also consecrated Debre Damo churches founded by Abuna Aregawi. One place where St. Yared successfully gave mastery is St. Qirkos in Lake Tana. St. Yared communication with one of saint named Abba Pantelewon was expedient. Pantelewon told that St. Yared knew Western tradition and he went to Constantinople once. He recalled that "I went to Rome [Second Rome Constatinople] where I saw a Church, I knew her and loved her like my own sister, a few years later, I visited her again during the time she was bathing in the river Tigre." Through assistance of Pantelewon, Aragawi and Abba Yesehaq, St. Yared acknowledged the Western culture. According to Tarika Nagast and Gadla Aragawi, King Gebre Meskel, Aragawi and St. Yared maintained stable friendship for establishing churches at Lake Tana, Begemder and Tigray. After two years, they went to Gayint and built a church called Saint Mariam at Zur Amba. The foundation is said to be as a result of "God's guide" and this location was named Zur Amba after "appearance of God to Aragawi". The account wrote about God's appearance and guidance to Aragawi in Ge'ez: "Zur Abba Mengale Misraq...." which means "...Abba, turn to the east; you will find the way to the hill." Later life and death On the coronation of Gebre Meskel, Yared placed a wreath of flower to crown on him. The event is found in Deggua. St. Yared died at the age of 66 on 20 May 571 in a cave of Semien Mountains. He had been traveling to teach. 19 May is conceived as his feast day and the Orthodox Tewahedo Church venerate in commemoration of his