8 Bible Verses about Fractions, One Third

He then sent out the troops, a third under Joab, a third under Joab’s brother Abishai son of Zeruiah, and a third under Ittai the Gittite. The king said to the troops, “I will also march out with you.”

and commanded them, “This is what you are to do: a third of you who come on duty on the Sabbath are to provide protection for the king’s palace. A third are to be at the Sur gate and a third at the gate behind the guards. You are to take turns providing protection for the palace.

This is what you are to do: a third of you, priests and Levites who are coming on duty on the Sabbath, are to be gatekeepers. A third are to be at the king’s palace, and a third are to be at the Foundation Gate, and all the troops will be in the courtyards of the Lord’s temple.

A third of the human race was killed by these three plagues—by the fire, the smoke, and the sulfur that came from their mouths.

You are to burn up a third of it in the city when the days of the siege have ended; you are to take a third and slash it with the sword all around the city; and you are to scatter a third to the wind, for I will draw a sword to chase after them. But you are to take a few strands from the hair and secure them in the folds of your robe. Take some more of them, throw them into the fire, and burn them in it. A fire will spread from it to the whole house of Israel. read more.
“This is what the Lord God says: I have set this Jerusalem in the center of the nations, with countries all around her. But she has rebelled against My ordinances with more wickedness than the nations, and against My statutes more than the countries that surround her. For her people have rejected My ordinances and have not walked in My statutes. “Therefore, this is what the Lord God says: Because you have been more insubordinate than the nations around you—you have not walked in My statutes or kept My ordinances; you have not even kept the ordinances of the nations around you— therefore, this is what the Lord God says: See, I am against you, Jerusalem, and I will execute judgments within you in the sight of the nations. Because of all your detestable practices, I will do to you what I have never done before and what I will never do again. As a result, fathers will eat their sons within Jerusalem, and sons will eat their fathers. I will execute judgments against you and scatter all your survivors to every direction of the wind. “Therefore, as I live”—this is the declaration of the Lord God—“I am going to cut you off and show you no pity, because you have defiled My sanctuary with all your detestable practices and abominations. Yes, I will not spare you. A third of your people will die by plague and be consumed by famine within you; a third will fall by the sword all around you; and I will scatter a third to every direction of the wind, and I will draw a sword to chase after them.

The first angel blew his trumpet, and hail and fire, mixed with blood, were hurled to the earth. So a third of the earth was burned up, a third of the trees were burned up, and all the green grass was burned up. The second angel blew his trumpet, and something like a great mountain ablaze with fire was hurled into the sea. So a third of the sea became blood, a third of the living creatures in the sea died, and a third of the ships were destroyed. read more.
The third angel blew his trumpet, and a great star, blazing like a torch, fell from heaven. It fell on a third of the rivers and springs of water. The name of the star is Wormwood, and a third of the waters became wormwood. So, many of the people died from the waters, because they had been made bitter. The fourth angel blew his trumpet, and a third of the sun was struck, a third of the moon, and a third of the stars, so that a third of them were darkened. A third of the day was without light, and the night as well.

So the four angels who were prepared for the hour, day, month, and year were released to kill a third of the human race.

His tail swept away a third of the stars in heaven and hurled them to the earth. And the dragon stood in front of the woman who was about to give birth, so that when she did give birth he might devour her child.