7 Bible Verses about Coal, Metaphorical Use

Don’t lust in your heart for her beauty
or let her captivate you with her eyelashes.
For a prostitute’s fee is only a loaf of bread,
but an adulteress goes after a precious life.
Can a man embrace fire
and his clothes not be burned?
read more.
Can a man walk on burning coals
without scorching his feet?

Then one of the seraphim flew to me, and in his hand was a glowing coal that he had taken from the altar with tongs.

But

If your enemy is hungry, feed him.
If he is thirsty, give him something to drink.
For in so doing
you will be heaping fiery coals on his head.

Now the whole clan has risen up against your servant and said, ‘Hand over the one who killed his brother so we may put him to death for the life of the brother he murdered. We will destroy the heir!’ They would extinguish my one remaining ember by not preserving my husband’s name or posterity on earth.”

But

If your enemy is hungry, feed him.
If he is thirsty, give him something to drink.
For in so doing
you will be heaping fiery coals on his head. Do not be conquered by evil, but conquer evil with good.

Can a man embrace fire
and his clothes not be burned?
Can a man walk on burning coals
without scorching his feet?
So it is with the one who sleeps with
another man’s wife;
no one who touches her will go unpunished.

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