2 Chronicles 28:6 in the King James Version
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.
Context
5 Therefore the LORD his God delivered him into the hand of the king of Syria. They struck him, and carried away from him a great multitude of captives, and brought them to Damascus. He was also delivered into the hand of the king of Israel, who struck him with a great slaughter.
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 the LORD, the God of their fathers.
7 Zichri, a mighty man of Ephraim, killed Maaseiah the king’s son, Azrikam the ruler of the house, and Elkanah who was next to the king.