It is said that Jesus was born of the Holy Spirit, born by the virgin Mary. God sent messenger Gabriel in a dream to speak to Joseph, calling him not to marry Mary because she was unmarried, but to marry her, and to name the child "Jesus", meaning that he would bring the people from sin Rescued out.

When Mary was about to be produced, the Roman government ordered that all the people to Bethlehem must declare their household registration. Joseph and Mary had to obey. When they arrived in Bethlehem, the weather was faint, helpless two people could not find the hotel accommodation, only a stables can be temporary. At this moment Jesus was born. So Mary was born on the manger, and gave birth to Jesus. Descendants to commemorate the birth of Jesus, will be set on December 25 for Christmas, years of mass, to commemorate the birth of Jesus.

At the beginning of the fourth century, January 6 was the double festival of the churches in the eastern part of the Roman Empire to commemorate the birth and baptism of Jesus, known as the Epiphany, also known as the "show festivals", that is, God shows Himself through Jesus to the world. There was only the exception of the church of Laura, where only the birth of Jesus was not commemorated the baptism of Jesus. After the historian discovered in the calendar used by Roman Christians, the December 25, 354 document records: "Christ was born in Bethlehem, Judah." The study, generally believed that December 25 with Christmas may begin with The Roman Church of 336, circulated in 355 AD in Antioch, Asia, came to Alexandria in Egypt in the year 430. The Church of Jerusalem received the latest, while the Church of Armenia continued to adhere to the January 6 The Epiphany is the birth of Jesus.