7 Bible Verses about Coal, Metaphorical Use

Do not lust in your heart for her beauty, and do not let her captivate you with her alluring eyes; for on account of a prostitute one is brought down to a loaf of bread, but the wife of another man preys on your precious life. Can a man hold fire against his chest without burning his clothes?read more.
Can a man walk on hot coals without scorching his feet?

But then one of the seraphs flew toward me. In his hand was a hot coal he had taken from the altar with tongs.

Rather, if your enemy is hungry, feed him; if he is thirsty, give him a drink; for in doing this you will be heaping burning coals on his head.

Now the entire family has risen up against your servant, saying, 'Turn over the one who struck down his brother, so that we can execute him and avenge the death of his brother whom he killed. In so doing we will also destroy the heir.' They want to extinguish my remaining coal, leaving no one on the face of the earth to carry on the name of my husband."

Rather, if your enemy is hungry, feed him; if he is thirsty, give him a drink; for in doing this you will be heaping burning coals on his head. Do not be overcome by evil, but overcome evil with good.

Can a man hold fire against his chest without burning his clothes? Can a man walk on hot coals without scorching his feet? So it is with the one who has sex with his neighbor's wife; no one who touches her will escape punishment.

If your enemy is hungry, give him food to eat, and if he is thirsty, give him water to drink, for you will heap coals of fire on his head, and the Lord will reward you.