NET
6 In one day Pekah son of Remaliah killed 120,000 warriors in Judah, because they had abandoned the Lord God of their ancestors.
Darby
6 And Pekah the son of Remaliah slew in Judah a hundred and twenty thousand in one day, all valiant men, because they had forsaken Jehovah the God of their fathers.
KJV
6 For Pekah the son of Remaliah slew in Judah an hundred and twenty thousand in one day, [which were] all valiant men; because they had forsaken the LORD God of their fathers.