>>19673930They did, earliest manuscripts are from like 60-70AD
Christianity exploded so rapidly because apostles have been given power to heal people so they traveled the roman empire making miracles, thousands of people healed miracously, they told their friends and family about this and thats how it grew so meteoritically.
Dead sea scrolls of old testament which is tied to new testament were carbon dated for like 300-200BC if i remember correctly
