Final answer:
Luke 2:11 relays the message from an angel that a Savior, Christ the Lord, was born on that day, fulfilling the prophecy of the Messiah.
Step-by-step explanation:
According to Luke 2:11, the angel announced that on that day a Savior had been born, who is Christ the Lord. This announcement is part of the larger narrative of the birth of Jesus Christ, which is celebrated by Christians around the world as the nativity. The news was delivered to shepherds in the fields, symbolizing the humble and universal nature of the message. This passage is of significant impact because it marks the fulfillment of the prophecy of the coming Messiah, who is believed by Christians to redeem humanity from sin.