Luke 1:80
So, the child [i.e., John] grew and became strong in [his] spirit and stayed in the desert until the day when he appeared publicly to the Israelites.
Luke 2:40
And the child [i.e., Jesus] grew and became strong. He was filled with wisdom and God's favor was upon Him.
Matthew 3:1
In those days, John the Immerser went into the desert of Judea preaching [to Jews], saying,
Matthew 11:7
As the messengers [sent by John. See Luke 7:27] went on their way, Jesus began to talk to the crowds about John. [He said], "What did you expect to see when you went out into the desert? A tall stem swaying in the wind?
Luke 2:52
And Jesus advanced in wisdom; He grew up and [increased] in favor with God and men.
Mark 1:3-4
He will be the voice of a man shouting out in the desert, [urging people] to make the road for the Lord ready [to travel on]; to make a straight pathway for him."
Luke 1:15
For he will be great in the sight of the Lord and he will not drink any wine or intoxicating drinks [Note: This restriction suggests that John may have taken the special vow of consecration making him a "Nazarite"]. And he will be filled with the Holy Spirit from the time he is born.
John 1:31
And I would not have recognized Him, but I came immersing people in water so that He would become known to the Israelites."