Final answer:
The angel told the shepherds 'Fear not: for, behold, I bring you good tidings of great joy, which shall be to all people,' according to Luke 2:10.
Step-by-step explanation:
According to Luke 2:10, the first thing the angel said to the shepherds was "Fear not: for, behold, I bring you good tidings of great joy, which shall be to all people." This announcement is a significant moment in the Christian narrative of the birth of Jesus, known as the Nativity of Christ. It represents the angelic proclamation of the birth of the Savior to the humble shepherds watching over their flocks, indicating that the good news of Jesus' birth is meant for all people, not just the socially elevated or religiously prominent.