In Matthew 21:1-27, Jesus begins to disclose who He is, whereas, in the previous almost three years He has concealed it from many, and has not allowed them to prematurely usher Him in as their King.
Here we see Jesus 1) is the King/Messiah, 2) calls for faith and fruit, and 3) has all authority.
Scripture: Matthew 21:1-27; Zechariah 9:9; Psalm 118, Psalm 8