'Intense' in the Bible

They all paid [a great deal of] attention to him, from the least to the greatest, saying, “This man is what is called the Great Power of God!”

“As I was traveling and near Damascus, about noon an intense light from heaven suddenly flashed around me.

Our twelve tribes, worshiping day and night with intense devotion, hope to attain it. It is because of this hope, O King, that I am accused by the Jews.