I Samuel 14:28-29, 31-32

Then one of the people said, “Your father strictly charged the people with an oath, saying, ‘Cursed is the man who eats food this day.’ ” And the people were faint. But Jonathan said, “My father has troubled the land. Look now, how my countenance has brightened because I tasted a little of this honey.

Now they had driven back the Philistines that day from Michmash to Aijalon. So the people were very faint. And the people rushed on the spoil, and took sheep, oxen, and calves, and slaughtered them on the ground; and the people ate them with the blood.