The things that we should know before celebrating Christmas Where did the Christmas word came from ? yesterday, I was in church listening facts about Christmas and things related to Jesus Christ birth from father . The father told that christmas is a combination of (christ = Jesus Christ ) and (mas=mass Christianity act), there was a big mass Christianity religion conversion by a king constantine who was Christian ,he created this moment ,his birth date was 25th December so Christmas name is given to 25th December ,that on that date mass Christianity community was formed in history . People asks what is the proof that 25th December is the date that Jesus christ was born ? One , saint who was Christian ,said to that people - are you agree that the calendar Is started with Jesus Christ ? They said yes we agree , then he asked do you believe that Jesus Christ was real ,the good in human avatar ?? They yes we do agree . Then the saint said that the Jesus name was given on 8t