Here are some scriptures that may be of interest.
2 Chron 5:14
13: and it was the duty of the trumpeters and singers to make themselves heard in unison in praise and thanksgiving to the LORD), and when the song was raised, with trumpets and cymbals and other musical instruments, in praise to the LORD, "For he is good, for his steadfast love endures for ever," the house, the house of the LORD, was filled with a cloud,
14: so that the priests could not stand to minister because of the cloud; for the glory of the LORD filled the house of God.
6: When he said to them, "I am he," they drew back and fell to the ground.
17: When I saw him, I fell at his feet as though dead. But he laid his right hand upon me, saying, "Fear not, I am the first and the last,
2: And behold, the glory of the God of Israel came from the east; and the sound of his coming was like the sound of many waters; and the earth shone with his glory.
3: And the vision I saw was like the vision which I had seen when he came to destroy the city, and like the vision which I had seen by the river Chebar; and I fell upon my face.
I never really believed in all this until it happened to me at a catholic charismatic program. It was a very calm setting, no noisy prayers, no hysteria All I can say is I felt over powered with the Lord's presence and my knees buckled when someone prayed over me