Luke 1:15-17

1:15 for he will be great in the sight of the Lord. He must never drink wine or strong drink, and he will be filled with the Holy Spirit, even before his birth. 1:16 He will turn many of the people of Israel to the Lord their God. 1:17 And he will go as forerunner before the Lord in the spirit and power of Elijah, to turn the hearts of the fathers back to their children and the disobedient to the wisdom of the just, to make ready for the Lord a people prepared for him.”

Luke 1:76

1:76 And you, child, will be called the prophet of the Most High.

For you will go before the Lord to prepare his ways,