Is not my word like a fire? says the LORD; and like a hammer that breaks the rock in pieces?
Therefore thus says the LORD God of hosts, Because you speak this word, behold, I will make my words in your mouth fire, and this people wood, and it shall devour them.
Then I said, I will not make mention of him, nor speak any more in his name. But his word was in my heart as a burning fire shut up in my bones, and I was weary from holding it back, and I could not.
(For the weapons of our warfare are not carnal, but mighty through God to the pulling down of strongholds;)
And they said one to another, Did not our hearts burn within us, while he talked with us by the way, and while he opened to us the scriptures?
It is the spirit that gives life; the flesh profits nothing: the words that I speak unto you, they are spirit, and they are life.
And there appeared unto them separated tongues like as of fire, and it sat upon each of them.
Now when they heard this, they were pricked in their hearts, and said unto Peter and to the rest of the apostles, Men and brethren, what shall we do?
To the one we are the fragrance of death unto death; and to the other the fragrance of life unto life. And who is sufficient for these things?
For the word of God is living, and powerful, and sharper than any two-edged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, and is a discerner of the thoughts and intents of the heart.