The half share of those who fought in the battle was: 337,500 sheep
NIV
And the half share, the portion of those who went to war, was: 337,500 sheep
AMP
And the half, which was the portion of them that went out to war, was in number three hundred thousand and seven and thirty thousand and five hundred sheep:
KJV
"They were the ones who followed Balaam's advice and enticed the Israelites to be unfaithful to the LORD in the Peor incident, so that a plague struck the LORD's people."
NIV
Behold, these caused the Israelites by the counsel of Balaam to trespass and act treacherously against the Lord in the matter of Peor, and so a [smiting] plague came among the congregation of the Lord. [Num. 25:1-9; 31:8.]AMP
Behold, these caused the children of Israel, through the counsel of Balaam, to commit trespass against the LORD in the matter of Peor, and there was a plague among the congregation of the LORD.
KJV
Among their victims were Evi, Rekem, Zur, Hur and Reba – the five kings of Midian. They also killed Balaam son of Beor with the sword.
NIV
Including the five kings of Midian: Evi, Rekem, Zur, Hur, and Reba; also Balaam son of Beor they slew with the sword. [Num. 22:31-35; Neh. 13:1, 2.]AMP
And they slew the kings of Midian, beside the rest of them that were slain; namely, Evi, and Rekem, and Zur, and Hur, and Reba, five kings of Midian: Balaam also the son of Beor they slew with the sword.
KJV
Moses sent them into battle, a thousand from each tribe, along with Phinehas son of Eleazar, the priest, who took with him articles from the sanctuary and the trumpets for signaling.
NIV
And Moses sent them to the war, 1,000 from each tribe, together with Phinehas son of Eleazar, the priest, with the [sacred] vessels of the sanctuary and the trumpets to blow the alarm in his hand.
AMP
And Moses sent them to the war, a thousand of every tribe, them and Phinehas the son of Eleazar the priest, to the war, with the holy instruments, and the trumpets to blow in his hand.
KJV