2 Chronicles 28:6

28:6 For Pekah the son of Remaliah killed in Judah one hundred twenty thousand in one day, all of them valiant men; because they had forsaken Yahweh, the God of their fathers.
-World English Bible

Other Translation

28:6 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.
-King James Version