Mark 1:2-4 New American Standard Bible (NASB)

2. As it is written in Isaiah the prophet: "Behold, I send My messenger ahead of You, Who will prepare Your way;

3. The voice of one crying in the wilderness, 'Make ready the way of the Lord, Make His paths straight.'"

4. John the Baptist appeared in the wilderness preaching a baptism of repentance for the forgiveness of sins.

Mark 1