'Shouting' in the Bible

He said, “I am the voice of one shouting in the wilderness, ‘Make straight the way of the Lord,’ as the prophet Isaiah said.”

they took branches of palm trees [in homage to Him as King] and went out to meet Him, and they began shouting and kept shouting “Hosanna! Blessed (celebrated, praised) is He who comes in the name of the Lord, even the King of Israel!”