'Evening' in the Bible

Now the men of Israel were hard-pressed on that day, for Saul had put the people under oath, saying, “Cursed be the man who eats food before evening, and until I have avenged myself on my enemies.” So none of the people tasted food.

The Philistine came forward morning and evening for forty days and took his stand.

So David said to Jonathan, “Behold, tomorrow is the new moon, and I ought to sit down to eat with the king. But let me go, that I may hide myself in the field until the third evening.

David slaughtered them from the twilight until the evening of the next day; and not a man of them escaped, except four hundred young men who rode on camels and fled.